biology

How can you identify a living creature through a diverse set of bones?

How can you identify a living creature through a diverse set of bones?bones – skeleton – organism i......

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How can you identify a living creature through a diverse set of bones?

biology

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How can you identify a living creature through a diverse set of bones?bones – skeleton – organism identification – skull – limb bones – biological evidence – comparative anatomy – species recognition

Chemistry

Investigation of factors affecting solubility

Investigation of factors affecting solubilitysolubility – temperature effect – stirring – surface a......

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Investigation of factors affecting solubility

Chemistry

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Investigation of factors affecting solubilitysolubility – temperature effect – stirring – surface area – type of solute – dissolving rate

Physics

Wavelength measurement

Wavelength measurement wavelength – waves – frequency – vibration – wave speed – wave physics

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Wavelength measurement

Physics

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Wavelength measurement wavelength – waves – frequency – vibration – wave speed – wave physics

Sciences

Urinary system

 Urinary systemKeywords (English): urinary system – kidneys – bladder – ureters – urine – bloo......

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Urinary system

Sciences

5 / (2)

 Urinary systemKeywords (English): urinary system – kidneys – bladder – ureters – urine – blood filtration – excretion

Physics

Voltage, current, and resistance.

Voltage, current, and resistance. voltage – electric current – resistance – electric circuit –......

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Voltage, current, and resistance.

Physics

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Voltage, current, and resistance. voltage – electric current – resistance – electric circuit – Ohm’s law – potential difference

biology

Fat Digestion Investigation

Fat Digestion Investigationfat digestion – lipase – bile – emulsification – digestive system

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Fat Digestion Investigation

biology

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Fat Digestion Investigationfat digestion – lipase – bile – emulsification – digestive system

Science

Tornado vortex inside a bottle

Tornado vortex inside a bottletornado – vortex – air pressure – water rotation – weather phenomena

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Tornado vortex inside a bottle

Science

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Tornado vortex inside a bottletornado – vortex – air pressure – water rotation – weather phenomena

Sciences

Third class levers

Unit One: Forces and Motion.Lesson One: types of levers.Objective of the experiment:To identify to&n......

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Third class levers

Sciences

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Unit One: Forces and Motion.Lesson One: types of levers.Objective of the experiment:To identify to the third class leversExperiment tools:holder - tweezers - fishing rod - broom - golf clubExperiment steps:- Use each lever in its correct position.- We note that each lever that was used is a thi......

Sciences

Second class levers

Unit One: Forces and Motion.Lesson One: types of levers.Objective of the experiment:To identify to&n......

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Second class levers

Sciences

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Unit One: Forces and Motion.Lesson One: types of levers.Objective of the experiment:To identify to the second class leversExperiment tools:nutcracker - bottle opener  - Paper stapler - wheelbarrowExperiment steps:- Use each lever in its correct position.- We note that each lever that was u......

Sciences

First class levers

Unit One: Forces and Motion.Lesson One: types of levers.Objective of the experiment:To identify to&n......

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First class levers

Sciences

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Unit One: Forces and Motion.Lesson One: types of levers.Objective of the experiment:To identify to the first class leversExperiment tools:pliers - pincers - scissors - water pump - nail clippers - hammer - crowbar and rock - balance scaleExperiment steps:- Use each lever in its correct position......

Science

Friction Between Solid Objects

Objective of the experiment:To compare the friction between different solid bodiesExperiment tools:T......

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Friction Between Solid Objects

Science

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Objective of the experiment:To compare the friction between different solid bodiesExperiment tools:Two balls - Golf stick - Smooth road - Sandy roadExperiment steps:- Put each ball at the starting point of each path.- Hit each ball with the stick in each different way and note the movement of each b......

biology

Fat Detection

Objective of the experiment:fat detectionExperiment tools:Vegetable oil - Skimmed milk - Whole milk......

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Fat Detection

biology

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Objective of the experiment:fat detectionExperiment tools:Vegetable oil - Skimmed milk - Whole milk - Sudan III solution - Test tubesExperiment steps: - Put 2 ml of milk into test tubes.- Add 5 ml of water into a test tube and then put 2 ml of oil.- Add 10 drops of Sudan III solution to th......

biology

Detection of The Chloride Anion

Detection of the chloride anionThis video shows how to do the experimenthttps://youtu.be/_2a2CeQxanw

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Detection of The Chloride Anion

biology

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Detection of the chloride anionThis video shows how to do the experimenthttps://youtu.be/_2a2CeQxanw

Science

Digestive system

the goal:Identifying the components of the digestive system.Materials and tools:A model of the diges......

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Digestive system

Science

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the goal:Identifying the components of the digestive system.Materials and tools:A model of the digestive system organs - Anatomy lab - Dissection tools.Steps:Click on the digestive system button, then click on each organ button to display it.You can also click on the 3D button to view the organs in......

physics

Ballistics

Objective of the experiment:To study BallisticsExperiment tools:Installed cannon - small ball – rule......

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Ballistics

physics

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Objective of the experiment:To study BallisticsExperiment tools:Installed cannon - small ball – rulerExperiment steps:- Adjust the thrust angle 30 ֯ and place the ball in the front of the cannon.- Press the cannon motor to push the ball and observe the trajectory of the throw.- Measure the distance......

Chemistry

Calculate the percentage of oxygen in the air

Objective of the experiment:Calculate the volume percentage of oxygen in the airExperiment tools:Gla......

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Calculate the percentage of oxygen in the air

Chemistry

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Objective of the experiment:Calculate the volume percentage of oxygen in the airExperiment tools:Glass basin - Graduated cylinder - Candle - Beaker with colored water - Lighter Experiment steps: - Place the candle inside the glass basin .- Pour the colored water into the glass basin .- Light the can......

Sciences

Male and female reproductive system

Male and female reproductive systemKeywords (English): reproductive system – male – female – fertili......

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Male and female reproductive system

Sciences

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Male and female reproductive systemKeywords (English): reproductive system – male – female – fertility – reproduction

Sciences

Make your own thermometer

Objective of the experiment:Making a thermometerExperiment tools:Glass basin - Graduated cylinder -......

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Make your own thermometer

Sciences

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Objective of the experiment:Making a thermometerExperiment tools:Glass basin - Graduated cylinder - Candle - Beaker with colored water - Lighter Experiment steps: - Put the amount of water into the plastic bottle.- Put the amount of ethyl alcohol into the plastic bottle.- Put the amount of red color......

Science

Detection of carbon dioxide gas during plant respiration

Objective of the experiment:Detection of carbon dioxide gas during plant respirationExperiment tools......

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Detection of carbon dioxide gas during plant respiration

Science

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Objective of the experiment:Detection of carbon dioxide gas during plant respirationExperiment tools: bean seeds - jar - water sprayer - cotton - test tube with clear lime water -plastic tube - clayExperiment steps:- Put the cotton in the jar.- Spray water on the cotton with a water sprayer.- P......

physics

Measure the intensity of electric current

purpose of experimentto know the concept of electric currentToolsBattery - light bulb - 4 conn......

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Measure the intensity of electric current

physics

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purpose of experimentto know the concept of electric currentToolsBattery - light bulb - 4 connecting wires - switch – ammeter stepsConnect one end of the lead wire to the battery and the other end to the light bulb Connect the second wire to the light bulb and the other end to the electrical s......

Chemistry

Chemical Indicators

purpose of experiment illustrate chemical indicators tools Hydrochloric acid – sodium hydroxide – o......

0.3 / (1)

Chemical Indicators

Chemistry

0.3 / (1)

purpose of experiment illustrate chemical indicators tools Hydrochloric acid – sodium hydroxide – orange methyl indicator – litmus indicator – bromothymol blue indicator – 12 conical flask – distilled water-Phenolphthalein indicator StepsPut 10 ml of the solution in front of you into each conical......

Sciences

Preparation of carbon dioxide gas in the laboratory

Purpose of experimentPreparation of carbon dioxide gas in the laboratorytoolsgraduated flask - glass......

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Preparation of carbon dioxide gas in the laboratory

Sciences

0.3 / (1)

Purpose of experimentPreparation of carbon dioxide gas in the laboratorytoolsgraduated flask - glass beaker - cork stopper with two holes - glass funnelU-shaped glass tube - dilute hydrochloric acid - calcium carbonatesteps Place the candle in the middle of the lab bench.Light the candle by usi......

Chemistry

Titration

purpose of experimentAcid & base TitrationToolsHolder - Burette - Graduated cylinder (25 ml) - H......

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Titration

Chemistry

0.3 / (2)

purpose of experimentAcid & base TitrationToolsHolder - Burette - Graduated cylinder (25 ml) - Hydrochloric acid - Sodium hydroxide - Glass funnel - Methyl orange.steps Fix the burette on the holder, then place the glass funnel over the burette.  Fill the burette with hydrochloric......

Chemistry

Nonelectrolytes Solutions

purpose of experiment to learn about non-electrolyte solutionstools2 glass beaker  - distilled......

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Nonelectrolytes Solutions

Chemistry

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purpose of experiment to learn about non-electrolyte solutionstools2 glass beaker  - distilled water - sugar - ethyl alcohol - battery - electric lamp - 3 connecting wires - glass rod steps Put 20 ml of distilled water into the first glass beaker, then add an appropriate amount of sugar a......

Chemistry

Electrolyte Solutions

Purpose of experimentto learn about electrolyte solutionsToolsSodium chloride salt - dilute ace......

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Electrolyte Solutions

Chemistry

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Purpose of experimentto learn about electrolyte solutionsToolsSodium chloride salt - dilute acetic acid - 2 beakers - distilled water - battery - electric lamp - 3 wires - glass legstepsPut 20 ml of distilled water into the first glass beaker, then add an appropriate amount of sodium chloride s......

Chemistry

Thomson Atom Model

Experiment purposeThomson's atom modelToolsDischarge tube - connecting wires - high voltage source -......

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Thomson Atom Model

Chemistry

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Experiment purposeThomson's atom modelToolsDischarge tube - connecting wires - high voltage source - magnetSteps Turn on the electricity by pressing the button and then note the raysBring a magnet close to the discharge tube and note the effectConclusion ·      We......

Sciences

The difference in the degree of heat conduction of different metals

purpose of experiment The difference in the degree of heat conduction of different metals Tools Buns......

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The difference in the degree of heat conduction of different metals

Sciences

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purpose of experiment The difference in the degree of heat conduction of different metals Tools Bunsen flame - 2 metal stands - stopwatch - candle gun - 3 desk pin - 3 rods (copper, iron, aluminumsteps Fix each desk pin on each leg using a wax gun.Light a flame to allow heat to travel to each leg.Ca......

Chemistry

Preparation of oxygen gas in the laboratory

Purpose of experiment Preparation of oxygen gas in the laboratory Toolsglass beaker - two-......

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Preparation of oxygen gas in the laboratory

Chemistry

0.2 / (6)

Purpose of experiment Preparation of oxygen gas in the laboratory Toolsglass beaker - two-hole cork stopper - glass spout funnel - glass delivery tube - basin - water - graduated flask - hydrogen peroxide solution (oxygen water) - manganese dioxide.StepsBring the glass basin and install th......

Sciences

Generating Electric Current by Using Magnets

purpose of experimentGenerating electric current using magnetsToolsA long insulated copper wire coi......

0 / (0)

Generating Electric Current by Using Magnets

Sciences

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purpose of experimentGenerating electric current using magnetsToolsA long insulated copper wire coiled in the form of a coil consisting of several coils - a magnet in the shape of the letter U - a device for measuring currentsteps1. Welcome. You are going to conduct an experiment that shows how an......

Sciences

The Magnetic Field of Electric Current

purpose of experimentThe Magnetic Field of Electric Currenttoolsa small compass - an insulated conne......

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The Magnetic Field of Electric Current

Sciences

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purpose of experimentThe Magnetic Field of Electric Currenttoolsa small compass - an insulated connecting wire - a batterystepsWelcome. Now you are going to do an experiment that shows The magnetic field of electric current, Look at the Theoretical framework On the lab board, then bring the tools to......

Sciences

Electromagnetic Generation

Purpose of experimentElectromagnetic GenerationExperiment toolsa long wrought-iron nail - an insulat......

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Electromagnetic Generation

Sciences

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Purpose of experimentElectromagnetic GenerationExperiment toolsa long wrought-iron nail - an insulated copper wire 30 cm long - a set of metal paper clips - a batteryStepsLook at the Theoretical framework On the lab board, then bring the tools to the lab benchGet a long iron nail and close to the pa......

physics

Vibrating Motion

Unit one: periodic motion. Lesson 1: Vibrating motion.Keywords (English): oscillatory motion –......

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Vibrating Motion

physics

0.2 / (3)

Unit one: periodic motion. Lesson 1: Vibrating motion.Keywords (English): oscillatory motion – vibrations – frequency – amplitude – period

Science

How you can measure the mass of a solid object by using a two pans balance

purpose of experimentHow you can measure the mass of a solid object by using a two pans balancetools......

0 / (0)

How you can measure the mass of a solid object by using a two pans balance

Science

0 / (0)

purpose of experimentHow you can measure the mass of a solid object by using a two pans balancetoolsBalance with two pans - weights of known mass (1000 g, 500 g, 250 g) - the object whose mass is to be measured (bean bag) stepsWelcome, you are going to do an experiment that shows how you can measure......

Science

How to measure an object's weight by using a spring scale

purpose of experienceHow to measure an object's weight by using a spring scaleToolsspring balance -......

0 / (0)

How to measure an object's weight by using a spring scale

Science

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purpose of experienceHow to measure an object's weight by using a spring scaleToolsspring balance - the object to be weighed (sandbag) - tripodstepsWelcome, you are going to do an experiment showing how to measure an object's weight by using a spring scale. Look at the theoretical framework on the l......

Electrical Conductivity of Acids
Free

Science

Electrical Conductivity of Acids

Electrical Conductivity of AcidsKeywords (English): electrical conductivity – acids – ions – electro......

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Electrical Conductivity of Acids

Science

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Electrical Conductivity of AcidsKeywords (English): electrical conductivity – acids – ions – electrolyte – electric current

Science

The direction of the free magnet

Purpose of experimentThe direction of the free magnettoolsmagnetic rod - metal paper clipsstepsWelco......

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The direction of the free magnet

Science

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Purpose of experimentThe direction of the free magnettoolsmagnetic rod - metal paper clipsstepsWelcome. Now you are going to do an experiment that shows.. Indicates the direction of the free magnet, Look at the Theoretical framework On the lab board, then bring the tools to the lab bench, ......

Sciences

Mixing the seven spectrum colors to produce the white light

purpose of experimentMixing the seven spectrum colors to produce the white lightExperiment tools&nbs......

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Mixing the seven spectrum colors to produce the white light

Sciences

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purpose of experimentMixing the seven spectrum colors to produce the white lightExperiment tools The seven-color disc is fixed on an electrical device. - SwitchstepsPress the power button of the device to mix the seven colors,then observe what happenPress the stop button of the devicePress t......

Sciences

Seeing through transparent objects

purpose of experiment seeing through transparent objectstoolsRed apple - red glass sheet- green glas......

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Seeing through transparent objects

Sciences

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purpose of experiment seeing through transparent objectstoolsRed apple - red glass sheet- green glass sheet- blue glass sheetstepsWelcome. Now you are going to do an experiment that show .. Seeing through transparent objects, Look at the Theoretical framework On the lab board, then bring the to......

Sciences

Light travels in straight lines

Unit Two: Sound and Light. Lesson 2: The wave nature of light.Purpose of experimentLight travel......

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Light travels in straight lines

Sciences

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Unit Two: Sound and Light. Lesson 2: The wave nature of light.Purpose of experimentLight travels in straight linestoolswooden or carton screen, each one has a centered hole, candle, lighterstepsWelcome. Now you are going to do an experiment that shows that light travels in straight lines. Look......

Sciences

Mixing the primary colors light to produce the secondary light

purpose of experimentMixing the primary colors light to produce the secondary lighttools 3 tripods -......

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Mixing the primary colors light to produce the secondary light

Sciences

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purpose of experimentMixing the primary colors light to produce the secondary lighttools 3 tripods - red flashlight - green flashlight - blue flashlight - 3 switchstepsOpen the red flashlight with a green flashlight and note the color formedOpen the red flashlight with a blue flashlight and note the......

Sciences

Formation of the images through narrow holes

purpose of experimentFormation of the images through narrow holestoolscardboard box - semi......

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Formation of the images through narrow holes

Sciences

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purpose of experimentFormation of the images through narrow holestoolscardboard box - semi -transparent paper (kalk paper) - scissors - candle - lightersteps Get the cardboard box and put it in the middle of the lab table  Make one circular hole on the side of the box using......

Sciences

Seeing objects through different materials

Purpose of experimentSeeing objects through different materialstoolsPicture in the frame - frosted g......

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Seeing objects through different materials

Sciences

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Purpose of experimentSeeing objects through different materialstoolsPicture in the frame - frosted glass - clear glass – carton (cardboard paper)stepsWelcome. Now you are going to do an experiment that materials can be classified according to their ability to transmit light into (transparent - trans......

Sciences

How is the shadow formed

purpose of experimentHow the shadow is formedtoolsDark body (ball) - Light source (torch )stepsWelco......

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How is the shadow formed

Sciences

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purpose of experimentHow the shadow is formedtoolsDark body (ball) - Light source (torch )stepsWelcome. Now you are going to do an experiment that shows, How is the shadow formed?, Look at the Theoretical framework On the lab board, then bring the tools to the lab bench,Place the dark body (bal......

Chemistry

The Effect of Enzymes on The Speed of Chemical Reaction

Unit One: Chemical Reactions. Lesson two: the speed of chemical reactions.Keywords (English): e......

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The Effect of Enzymes on The Speed of Chemical Reaction

Chemistry

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Unit One: Chemical Reactions. Lesson two: the speed of chemical reactions.Keywords (English): enzymes – reaction rate – catalysts – biochemistry

Chemistry

The Effect of Temperature on The Speed of The Chemical Reaction

Unit One: Chemical Reactions. Lesson two: the speed of chemical reactions.Keywords (English): t......

0 / (0)

The Effect of Temperature on The Speed of The Chemical Reaction

Chemistry

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Unit One: Chemical Reactions. Lesson two: the speed of chemical reactions.Keywords (English): temperature – reaction rate – energy – collisions – chemistry

Chemistry

The Effect of Surface Area on The Speed of The Chemical Reaction

Unit One: Chemical Reactions. Lesson two: the speed of chemical reactions.Keywords (English): s......

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The Effect of Surface Area on The Speed of The Chemical Reaction

Chemistry

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Unit One: Chemical Reactions. Lesson two: the speed of chemical reactions.Keywords (English): surface area – reaction rate – reactants – collisions

Chemistry

The Effect of The Concentration of The Reactants on the Speed of The Chemical Reaction

Unit One: Chemical Reactions. Lesson two: the speed of chemical reactions.Keywords (English): c......

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The Effect of The Concentration of The Reactants on the Speed of The Chemical Reaction

Chemistry

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Unit One: Chemical Reactions. Lesson two: the speed of chemical reactions.Keywords (English): concentration – reaction rate – reactants – collision frequency

Science

Safar's wheel

Unit Two: Sound and Light. Lesson 1: Characteristics of sound waves.Keywords (English): Savart......

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Safar's wheel

Science

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Unit Two: Sound and Light. Lesson 1: Characteristics of sound waves.Keywords (English): Savart wheel – centripetal force – acceleration – circular motion

Science

The effect of the medium density on sound intensity

Unit Two: Sound and Light. Lesson 1: Characteristics of sound waves.Keywords (English): sound –......

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The effect of the medium density on sound intensity

Science

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Unit Two: Sound and Light. Lesson 1: Characteristics of sound waves.Keywords (English): sound – density – sound intensity – wave propagation – medium

Sciences

The relation between the light intensity of a surface and the distance between the surface and the light source

Unit Two: Sound and Light. Lesson 2: The wave nature of light.Keywords (English): illumination......

0.2 / (3)

The relation between the light intensity of a surface and the distance between the surface and the light source

Sciences

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Unit Two: Sound and Light. Lesson 2: The wave nature of light.Keywords (English): illumination intensity – distance – light – inverse square law – light source

Chemistry

The concept of measuring the speed of a chemical reaction

Unit One: Chemical Reactions. Lesson two: the speed of chemical reactions.Keywords (English): r......

0.3 / (2)

The concept of measuring the speed of a chemical reaction

Chemistry

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Unit One: Chemical Reactions. Lesson two: the speed of chemical reactions.Keywords (English): reaction rate – time – reactants – products – chemistry

Chemistry

The process of oxidation and reduction according to the traditional concept

The process of oxidation and reduction according to the traditional conceptKeywords (English): oxida......

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The process of oxidation and reduction according to the traditional concept

Chemistry

0.3 / (1)

The process of oxidation and reduction according to the traditional conceptKeywords (English): oxidation – reduction – electron loss – electron gain – redox reactions

Science

The effect of the area of the vibrating surface on the intensity of the sound

the goal:To study the relationship between the pitch of a sound and its source frequency.Materials a......

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The effect of the area of the vibrating surface on the intensity of the sound

Science

0.3 / (3)

the goal:To study the relationship between the pitch of a sound and its source frequency.Materials and tools:Large size book - rubber band - two pensSteps:1- Tie a rubber band around the book and place the two pens under the tape near the ends of the book2- Press the index finger of the left hand on......

Science

The Interaction of the Sodium Chloride Solution with The Silver Nitrate Solution

Unit one: chemical reactions. Lesson one: chemical reactions.Keywords (English): silver nitrate......

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The Interaction of the Sodium Chloride Solution with The Silver Nitrate Solution

Science

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Unit one: chemical reactions. Lesson one: chemical reactions.Keywords (English): silver nitrate – sodium chloride – white precipitate – precipitation reaction

Science

The Reaction of Hydrochloric Acid with Sodium Carbonate

Unit one: chemical reactions. Lesson one: chemical reactions.Keywords (English): hydrochloric a......

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The Reaction of Hydrochloric Acid with Sodium Carbonate

Science

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Unit one: chemical reactions. Lesson one: chemical reactions.Keywords (English): hydrochloric acid – sodium carbonate – carbon dioxide – gas bubbles

Science

The Thermal Decomposition of White Sodium Nitrate

Unit one: chemical reactions.  Lesson one: chemical reactions.Keywords (English): thermal deco......

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The Thermal Decomposition of White Sodium Nitrate

Science

0.3 / (1)

Unit one: chemical reactions.  Lesson one: chemical reactions.Keywords (English): thermal decomposition – sodium nitrate – heat – oxides – thermal reaction

physics

The Concept of Wave Motion

Unit one: periodic motion. Lesson two: wave motion.Keywords (English): wave motion – waves – v......

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The Concept of Wave Motion

physics

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Unit one: periodic motion. Lesson two: wave motion.Keywords (English): wave motion – waves – vibration – energy – propagation

Sciences

The Thermal Decomposition of Copper Sulphates

Unit one: chemical reactions.  Lesson one: chemical reactions.Keywords (English): copper sulfa......

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The Thermal Decomposition of Copper Sulphates

Sciences

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Unit one: chemical reactions.  Lesson one: chemical reactions.Keywords (English): copper sulfate – thermal decomposition – oxides – color change

Sciences

The Thermal Decomposition of Green Copper Carbonate

Unit one: chemical reactions. Lesson one: chemical reactions.Keywords (English): copper carbona......

0 / (0)

The Thermal Decomposition of Green Copper Carbonate

Sciences

0 / (0)

Unit one: chemical reactions. Lesson one: chemical reactions.Keywords (English): copper carbonate – heating – decomposition – carbon dioxide

physics

The Graphical Representation of Oscillatory Motion

The Graphical Representation of Oscillatory MotionKeywords (English): oscillatory motion – graph – t......

0.3 / (1)

The Graphical Representation of Oscillatory Motion

physics

0.3 / (1)

The Graphical Representation of Oscillatory MotionKeywords (English): oscillatory motion – graph – time – amplitude – frequency

Chemistry

Thermal decomposition of copper hydroxide

Unit one: chemical reactions. Lesson one: chemical reactions.Keywords (English): copper hydrox......

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Thermal decomposition of copper hydroxide

Chemistry

0.3 / (2)

Unit one: chemical reactions. Lesson one: chemical reactions.Keywords (English): copper hydroxide – thermal decomposition – heating – oxides

Chemistry

Demonstrates the thermal decomposition of mercury oxide

Unit one: chemical reactions. Lesson one: chemical reactions.Keywords (English): mercury oxide......

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Demonstrates the thermal decomposition of mercury oxide

Chemistry

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Unit one: chemical reactions. Lesson one: chemical reactions.Keywords (English): mercury oxide – thermal decomposition – mercury – oxygen

Sciences

Greenhouse Effect

The goal of the experiment: Learn about the greenhouse effect Experiments Tools: Two empty bottles -......

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Greenhouse Effect

Sciences

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The goal of the experiment: Learn about the greenhouse effect Experiments Tools: Two empty bottles - two thermometers - sodium bicarbonate powder - vinegar – water Steps of the experiment: The Observation & Conclusion:Keywords (English): greenhouse effect – greenhouse gases – carbon dioxide –......

Science

The movement drawing at regular speed graphically

The goal of the experiment: Explain the movement drawing at regular speed graphically   Experim......

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The movement drawing at regular speed graphically

Science

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The goal of the experiment: Explain the movement drawing at regular speed graphically   Experiments Tools:  Regular speed cars - stopwatch - metric tape measure Steps of the experiment: The Observation & Conclusion: We notice that the relationship between distance and time is represen......

The Hofmann's voltameter
Free

chemistry

The Hofmann's voltameter

The goal of the experiment: Explain the idea of work the Hofmann's voltameter Experiments Tools: &nb......

5 / (8)

The Hofmann's voltameter

chemistry

5 / (8)

The goal of the experiment: Explain the idea of work the Hofmann's voltameter Experiments Tools:  Hofmann's voltameter apparatus- holder- acidified water with dilute sulphuric acid- battery – glowing splint Steps of the experiment: The Observation & Conclusion:Keywords (English): Hoffman......

Science

Concept of Speed

The goal of the experiment: experiment to learn the concept of speed and how we can measure it Exper......

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Concept of Speed

Science

0.3 / (1)

The goal of the experiment: experiment to learn the concept of speed and how we can measure it Experience Tools:  different speed cars – stopwatch- measuring tape Steps of the experiment: The conclusion: Keywords (English): speed – motion – distance – time – speed measurement

The difference of materials from each other in electrical conductivity
Free

Science

The difference of materials from each other in electrical conductivity

The goal of the experiment: Explain the difference of materials from each other in the ability of el......

3.8 / (14)

The difference of materials from each other in electrical conductivity

Science

3.8 / (14)

The goal of the experiment: Explain the difference of materials from each other in the ability of electrical conductivity Experience Tools:  Battery - electric lamp - glass cup - acids, strengths, salts and sugar solution - wood - copper - steel nail - connecting wires Steps of the experiment:......

Science

Mechanical energy retention

purpose of experiment To realize the concept of energy survival Experiment Tools: Simple Pendulum -......

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Mechanical energy retention

Science

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purpose of experiment To realize the concept of energy survival Experiment Tools: Simple Pendulum - Double Pendulum Steps of the experiment Pull the pendulum ball up from its rest position and release it, and see what happens. Get a double pendulum or two similar pendulums. Pull the ball of one of t......

Identifying the Effects of Weathering
Free

Science

Identifying the Effects of Weathering

Identifying the Effects of Weathering

0.2 / (3)

Identifying the Effects of Weathering

Science

0.2 / (3)

Identifying the Effects of Weathering

Science

Estimating the volumes of irregular shaped solid objects by knowing the liquid volume

The goal of the experiment:    Determination of the volume of a solid body given the volum......

0.3 / (1)

Estimating the volumes of irregular shaped solid objects by knowing the liquid volume

Science

0.3 / (1)

The goal of the experiment:    Determination of the volume of a solid body given the volume of a liquid Experience Tools: Graduated Tester - Water - a group of solids of different size Steps of the experiment: Water the test with 50 cm3 of water. - Put the solid objects in front of you in......

physics

Determine the density of a liquid practically

The goal of the experiment This experiment aims to practically determine the density of a liquid. Ex......

0.3 / (2)

Determine the density of a liquid practically

physics

0.3 / (2)

The goal of the experiment This experiment aims to practically determine the density of a liquid. Experiment Tools Scale - Included tester - different liquids with different volumes Steps of the experiment Choose a few different sized liquids from the lab library. Weigh the tester blank inserted and......

Determine the density of solid objects
Free

Science

Determine the density of solid objects

This experiment aims to determine the density of solid objects by measuring their mass and volume. T......

0.2 / (12)

Determine the density of solid objects

Science

0.2 / (12)

This experiment aims to determine the density of solid objects by measuring their mass and volume. The mass is measured using a balance, while the volume is determined either from the object’s dimensions (if it has a regular shape) or by water displacement in a graduated cylinder (if irregular). The......

Chemistry

Comparing evaporation rates

Comparing evaporation ratesKeywords (English): evaporation – evaporation rate – temperature – surfa......

0 / (0)

Comparing evaporation rates

Chemistry

0 / (0)

Comparing evaporation ratesKeywords (English): evaporation – evaporation rate – temperature – surface area – type of liquid

Biology

How to detect proteins

How to detect proteinsKeywords (English): protein detection – Biuret test – biological molecules – f......

0.3 / (2)

How to detect proteins

Biology

0.3 / (2)

How to detect proteinsKeywords (English): protein detection – Biuret test – biological molecules – food testing

Comparison of different types of blotting papers
Free

Sciences

Comparison of different types of blotting papers

Comparison of different types of blotting papersKeywords (English): paper towel – absorption – water......

0 / (0)

Comparison of different types of blotting papers

Sciences

0 / (0)

Comparison of different types of blotting papersKeywords (English): paper towel – absorption – water – comparison – porous materials

Science

Do some light bulbs waste less energy than others?

Do some light bulbs waste less energy than others?Keywords (English): light bulbs – energy efficien......

0 / (0)

Do some light bulbs waste less energy than others?

Science

0 / (0)

Do some light bulbs waste less energy than others?Keywords (English): light bulbs – energy efficiency – electricity consumption – lighting – comparison

Physics

Steel ball race

Steel ball raceKeywords (English): steel ball – free fall – gravity – time – motion

0 / (0)

Steel ball race

Physics

0 / (0)

Steel ball raceKeywords (English): steel ball – free fall – gravity – time – motion

Physics

Is it true that 2N + 2N = 2N? - Sum of the magnitudes of two equal forces

Is it true that 2N + 2N = 2N? - Sum of the magnitudes of two equal forcesresultant force – equal fo......

0 / (0)

Is it true that 2N + 2N = 2N? - Sum of the magnitudes of two equal forces

Physics

0 / (0)

Is it true that 2N + 2N = 2N? - Sum of the magnitudes of two equal forcesresultant force – equal forces – force vectors – net force – physics

Physics

Coefficient of friction

Coefficient of frictioncoefficient of friction – force – motion – surfaces – friction

0 / (0)

Coefficient of friction

Physics

0 / (0)

Coefficient of frictioncoefficient of friction – force – motion – surfaces – friction

biology

Parts of a flower

Parts of a flower

0 / (0)

Parts of a flower

biology

0 / (0)

Parts of a flower

Science

Cross-section of a volcano

Cross-section of a volcanovolcano cross-section – magma – lava – crater – earth crust

0 / (0)

Cross-section of a volcano

Science

0 / (0)

Cross-section of a volcanovolcano cross-section – magma – lava – crater – earth crust

Physics

The acceleration due to gravity

The acceleration due to gravitygravitational acceleration – free fall – motion – time – gravity

0 / (0)

The acceleration due to gravity

Physics

0 / (0)

The acceleration due to gravitygravitational acceleration – free fall – motion – time – gravity

Physics

Do all types of motion appear the same when represented graphically?

Do all types of motion appear the same when represented graphically?graphing motion – speed – time......

0 / (0)

Do all types of motion appear the same when represented graphically?

Physics

0 / (0)

Do all types of motion appear the same when represented graphically?graphing motion – speed – time – types of motion – comparison

Physics

Measuring change

Measuring changemeasuring change – observation – time – comparison – measurement

0 / (0)

Measuring change

Physics

0 / (0)

Measuring changemeasuring change – observation – time – comparison – measurement

Science

What makes rocks different from one another?

What makes rocks different from one another? rocks – minerals – color – hardness – texture – g......

0 / (0)

What makes rocks different from one another?

Science

0 / (0)

What makes rocks different from one another? rocks – minerals – color – hardness – texture – geology

Chemistry

How can the reaction rate be increased?

How can the reaction rate be increased?reaction rate – catalysts – temperature – concentration – sur......

0 / (0)

How can the reaction rate be increased?

Chemistry

0 / (0)

How can the reaction rate be increased?reaction rate – catalysts – temperature – concentration – surface area

Science

Focus, epicenter, and fault

Focus, epicenter, and faultearthquakes – focus – epicenter – fault – tectonic plates

0 / (0)

Focus, epicenter, and fault

Science

0 / (0)

Focus, epicenter, and faultearthquakes – focus – epicenter – fault – tectonic plates

Sciences

Metals and non-metals

Metals and non-metalsmetals – nonmetals – conductivity – luster – hardness – matter

0 / (0)

Metals and non-metals

Sciences

0 / (0)

Metals and non-metalsmetals – nonmetals – conductivity – luster – hardness – matter

Science

How does the Earth move during an earthquake?

the goal:Create a model illustrating the movement of the Earth during an earthquake.Materials and to......

0 / (0)

How does the Earth move during an earthquake?

Science

0 / (0)

the goal:Create a model illustrating the movement of the Earth during an earthquake.Materials and tools:Pieces of cork - a bowl - soil - a wooden piece.Steps: 1- Place the two pieces of cork next to each other in the bowl.2- Cover the cork pieces with soil.3- Gently pull the bowl about 5 c......

Sciences

Formation of a low-pressure center

Formation of a low-pressure centerlow-pressure center – air pressure – wind – weather – temperature

0 / (0)

Formation of a low-pressure center

Sciences

0 / (0)

Formation of a low-pressure centerlow-pressure center – air pressure – wind – weather – temperature

Physics

What is the maximum force?

What is the maximum force?force – magnitude – comparison – mass – force vectors

0 / (0)

What is the maximum force?

Physics

0 / (0)

What is the maximum force?force – magnitude – comparison – mass – force vectors

Science

How does the angle of inclination of sunlight affect temperatures?

How does the angle of inclination of sunlight affect temperatures?sunlight angle – solar incidence –......

0 / (0)

How does the angle of inclination of sunlight affect temperatures?

Science

0 / (0)

How does the angle of inclination of sunlight affect temperatures?sunlight angle – solar incidence – temperature – absorption – seasons

Science

Which one allows water to seep faster: soil or gravel?

Which one allows water to seep faster: soil or gravel?soil – gravel – permeability – water flow – fi......

0 / (0)

Which one allows water to seep faster: soil or gravel?

Science

0 / (0)

Which one allows water to seep faster: soil or gravel?soil – gravel – permeability – water flow – filtration

Science

Mixing and separation of substances

Mixing and separation of substances mixing materials – separation – filtration – sedimentation......

0 / (0)

Mixing and separation of substances

Science

0 / (0)

Mixing and separation of substances mixing materials – separation – filtration – sedimentation – mixture

Sciences

Three states of matter

Three states of matterstates of matter – solid – liquid – gas – physical changes

0.3 / (1)

Three states of matter

Sciences

0.3 / (1)

Three states of matterstates of matter – solid – liquid – gas – physical changes

Science

Phases of mitosis - Cell cycle

Phases of mitosis - Cell cyclecell cycle – mitosis – chromosomes – growth – cell division

0.3 / (1)

Phases of mitosis - Cell cycle

Science

0.3 / (1)

Phases of mitosis - Cell cyclecell cycle – mitosis – chromosomes – growth – cell division

Sciences

Note on the Law of Conservation of Mass

the goal:Draw a conclusion about the Law of Conservation of Mass.Materials and tools:Wire crucible -......

0 / (0)

Note on the Law of Conservation of Mass

Sciences

0 / (0)

the goal:Draw a conclusion about the Law of Conservation of Mass.Materials and tools:Wire crucible - Test tube - Balloon - Sensitive scale - Heater - Hot water bath - Test tube holder - Stopwatch - TissuesSteps:1. Place a piece of wire crucible in a medium-sized test tube.2. Attach the balloon nozzl......

Science

What is the reason for the occurrence of night and day?

What is the reason for the occurrence of night and day?day and night – Earth’s rotation – sun – shad......

0 / (0)

What is the reason for the occurrence of night and day?

Science

0 / (0)

What is the reason for the occurrence of night and day?day and night – Earth’s rotation – sun – shadow – time

Science

Water in plants

the goal:To discover how the water content in plants affects their weight.Materials and tools:Balanc......

0 / (0)

Water in plants

Science

0 / (0)

the goal:To discover how the water content in plants affects their weight.Materials and tools:Balance scale - Apples - Stopwatch - Strawberries - OrangesSteps:1. Weigh some slices of apple using the balance scale.2. Place the apple slices on a plate and let them dry completely, then weigh them again......

Sciences

Waste disposal

Keywords: Excretion – Wastes – Kidneys – Sweat – Carbon dioxide – Detoxification

0.3 / (1)

Waste disposal

Sciences

0.3 / (1)

Keywords: Excretion – Wastes – Kidneys – Sweat – Carbon dioxide – Detoxification

Biology

Proof of completion of anaerobic respiration (alcoholic fermentation)

Keywords: Anaerobic respiration – Alcoholic fermentation – Carbon dioxide – Yeast – Sugar

0 / (0)

Proof of completion of anaerobic respiration (alcoholic fermentation)

Biology

0 / (0)

Keywords: Anaerobic respiration – Alcoholic fermentation – Carbon dioxide – Yeast – Sugar

Physics

How do waves propagate in a spring?

Keywords: Waves – Spring – Vibration – Energy – Propagation

0 / (0)

How do waves propagate in a spring?

Physics

0 / (0)

Keywords: Waves – Spring – Vibration – Energy – Propagation

Sciences

Classification of minerals

Keywords: Metals – Hardness – Luster – Density – Physical properties

0 / (0)

Classification of minerals

Sciences

0 / (0)

Keywords: Metals – Hardness – Luster – Density – Physical properties

Sciences

Rock dissolution by acids

Keywords: Rock dissolution – Acids – Reaction – Carbonates – Carbon dioxide

0 / (0)

Rock dissolution by acids

Sciences

0 / (0)

Keywords: Rock dissolution – Acids – Reaction – Carbonates – Carbon dioxide

Sciences

Classification of minerals

Keywords: Metals – Hardness – Luster – Density – Physical properties

0 / (0)

Classification of minerals

Sciences

0 / (0)

Keywords: Metals – Hardness – Luster – Density – Physical properties

Physics

Instantaneous velocity vectors

Keywords: Instantaneous speed – Vectors – Motion – Time – Instantaneous change

0 / (0)

Instantaneous velocity vectors

Physics

0 / (0)

Keywords: Instantaneous speed – Vectors – Motion – Time – Instantaneous change

Sciences

Creating a Model of Earth's Interior (Experimental Approach)

Keywords: Earth’s interior – Crust – Mantle – Core – Plates

0 / (0)

Creating a Model of Earth's Interior (Experimental Approach)

Sciences

0 / (0)

Keywords: Earth’s interior – Crust – Mantle – Core – Plates

Sciences

DNA replication

Keywords: DNA replication – Chromosomes – Genetic code – Replication enzymes

0 / (0)

DNA replication

Sciences

0 / (0)

Keywords: DNA replication – Chromosomes – Genetic code – Replication enzymes

Chemistry

Shift in equilibrium position

Keywords: Equilibrium – Forces – Motion – Position – Physics

0 / (0)

Shift in equilibrium position

Chemistry

0 / (0)

Keywords: Equilibrium – Forces – Motion – Position – Physics

How does it work as a cold pack?
Free

Chemistry

How does it work as a cold pack?

Keywords: Cold materials – Heat transfer – Absorption – Temperature

0 / (0)

How does it work as a cold pack?

Chemistry

0 / (0)

Keywords: Cold materials – Heat transfer – Absorption – Temperature

Chemistry

Determination of specific heat

Keywords: Specific heat – Thermal energy – Mass – Temperature

0 / (0)

Determination of specific heat

Chemistry

0 / (0)

Keywords: Specific heat – Thermal energy – Mass – Temperature

Chemistry

Measurement of calories

Keywords: Calories – Food – Energy – Combustion – Heat

0 / (0)

Measurement of calories

Chemistry

0 / (0)

Keywords: Calories – Food – Energy – Combustion – Heat

Science

The interaction of metals with oxygen

Keywords: Metals – Oxygen – Oxides – Chemical reaction

0 / (0)

The interaction of metals with oxygen

Science

0 / (0)

Keywords: Metals – Oxygen – Oxides – Chemical reaction

Chemistry

Experience the interaction of nonmetals with oxygen

Keywords: Nonmetals – Oxygen – Combustion – Nonmetal oxides

0.1 / (2)

Experience the interaction of nonmetals with oxygen

Chemistry

0.1 / (2)

Keywords: Nonmetals – Oxygen – Combustion – Nonmetal oxides

Sciences

Determining the reproduction rate

Keywords: Reproduction – Growth rate – Biomes – Life cycle

0 / (0)

Determining the reproduction rate

Sciences

0 / (0)

Keywords: Reproduction – Growth rate – Biomes – Life cycle

Chemistry

What is equilibrium equality?

Keywords: Equilibrium – Equal forces – Rest – Uniform motion

0 / (0)

What is equilibrium equality?

Chemistry

0 / (0)

Keywords: Equilibrium – Equal forces – Rest – Uniform motion

Science

Determine the focal length of a concave mirror

Keywords: Concave mirror – Focal length – Light – Reflection

0 / (0)

Determine the focal length of a concave mirror

Science

0 / (0)

Keywords: Concave mirror – Focal length – Light – Reflection

Sciences

Set the radius of a concave mirror

Keywords: Radius – Concave mirror – Center of curvature – Light

0.3 / (2)

Set the radius of a concave mirror

Sciences

0.3 / (2)

Keywords: Radius – Concave mirror – Center of curvature – Light

Chemistry

The difference in the intensity of the reaction

Keywords: Reaction rate – Chemical reactions – Rate of reaction – Variables

0.3 / (1)

The difference in the intensity of the reaction

Chemistry

0.3 / (1)

Keywords: Reaction rate – Chemical reactions – Rate of reaction – Variables

Science

Relative speed

Keywords: Relative speed – Motion – Displacement – Time – Physics

0.3 / (1)

Relative speed

Science

0.3 / (1)

Keywords: Relative speed – Motion – Displacement – Time – Physics

Chemistry

Distinguish between acid and alkali solutions

Keywords: Acids – Bases – Indicators – pH – Color

0.2 / (3)

Distinguish between acid and alkali solutions

Chemistry

0.2 / (3)

Keywords: Acids – Bases – Indicators – pH – Color

Biology

The effect of temperature on the activity of the enzyme amylase

Keywords: Amylase enzyme – Temperature – Digestion – Starch – Enzyme activity

0 / (0)

The effect of temperature on the activity of the enzyme amylase

Biology

0 / (0)

Keywords: Amylase enzyme – Temperature – Digestion – Starch – Enzyme activity

Science

Transport and sedimentation

Keywords: Transportation – Deposition – Erosion – Water – Geology

0.3 / (1)

Transport and sedimentation

Science

0.3 / (1)

Keywords: Transportation – Deposition – Erosion – Water – Geology

Science

The concept of a chemical reaction

Keywords: Chemical reaction – Reactants – Products – Change

0 / (0)

The concept of a chemical reaction

Science

0 / (0)

Keywords: Chemical reaction – Reactants – Products – Change

Science

Combination of ammonia gas (compound) with hydrogen chloride gas (compound)

Keywords: Ammonia – Hydrogen chloride – White vapor – Gas combination

0.2 / (2)

Combination of ammonia gas (compound) with hydrogen chloride gas (compound)

Science

0.2 / (2)

Keywords: Ammonia – Hydrogen chloride – White vapor – Gas combination

Chemistry

Replacing the hydrogen in the water with a metal

Keywords: Displacement – Metals – Hydrogen – Chemical reaction

0.3 / (5)

Replacing the hydrogen in the water with a metal

Chemistry

0.3 / (5)

Keywords: Displacement – Metals – Hydrogen – Chemical reaction

Determine blood types
Free

biology

Determine blood types

Keywords: Blood groups – A B O – Clotting – Antibodies

5 / (10)

Determine blood types

biology

5 / (10)

Keywords: Blood groups – A B O – Clotting – Antibodies

Proving the law of levers
Free

Sciences

Proving the law of levers

Keywords: Lever law – Force – Arm – Fulcrum

0.3 / (6)

Proving the law of levers

Sciences

0.3 / (6)

Keywords: Lever law – Force – Arm – Fulcrum

Science

Transformations of Electrical Energy

Keywords: Electrical energy – Conversion – Motion – Light – Heat

0.2 / (10)

Transformations of Electrical Energy

Science

0.2 / (10)

Keywords: Electrical energy – Conversion – Motion – Light – Heat

Chemistry

Periodic Table

Keywords: Periodic table – Elements – Groups – Periods – Classification

0.2 / (10)

Periodic Table

Chemistry

0.2 / (10)

Keywords: Periodic table – Elements – Groups – Periods – Classification

Sciences

The relationship between friction and motion

Keywords: Friction – Motion – Surfaces – Force – Resistance

0.3 / (3)

The relationship between friction and motion

Sciences

0.3 / (3)

Keywords: Friction – Motion – Surfaces – Force – Resistance

Science

Solar Eclipse

Keywords: Solar eclipse – Moon – Shadow – Sun – Alignment

0 / (0)

Solar Eclipse

Science

0 / (0)

Keywords: Solar eclipse – Moon – Shadow – Sun – Alignment

biology

Transpiration Process in Plants

Keywords: Transpiration – Plants – Water – Leaves – Evaporation

0 / (0)

Transpiration Process in Plants

biology

0 / (0)

Keywords: Transpiration – Plants – Water – Leaves – Evaporation

Science

Lunar Eclipse

Keywords: Lunar eclipse – Earth’s shadow – Moon – Sun

0.2 / (4)

Lunar Eclipse

Science

0.2 / (4)

Keywords: Lunar eclipse – Earth’s shadow – Moon – Sun

Science

Air Resistance

Keywords: Air resistance – Falling – Speed – Friction – Motion

0 / (0)

Air Resistance

Science

0 / (0)

Keywords: Air resistance – Falling – Speed – Friction – Motion

Sciences

Water and air resistance to movement of objects

Keywords: Water resistance – Air resistance – Motion – Drag – Friction

0.2 / (7)

Water and air resistance to movement of objects

Sciences

0.2 / (7)

Keywords: Water resistance – Air resistance – Motion – Drag – Friction

Science

Soil components

Keywords: Soil – Sand – Silt – Humus – Rocks

5 / (7)

Soil components

Science

5 / (7)

Keywords: Soil – Sand – Silt – Humus – Rocks

Sciences

Prove that soil contains small animals or creatures

Keywords: Soil – Microorganisms – Bacteria – Decomposition

0 / (0)

Prove that soil contains small animals or creatures

Sciences

0 / (0)

Keywords: Soil – Microorganisms – Bacteria – Decomposition

biology

Prove the rise of water in plants by the force of transpiration

Keywords: Transpiration – Water ascent – Plants – Vessels – Root pressure

0 / (0)

Prove the rise of water in plants by the force of transpiration

biology

0 / (0)

Keywords: Transpiration – Water ascent – Plants – Vessels – Root pressure

Physics

Bernoulli's principle

Keywords: Bernoulli’s principle – Pressure – Velocity – Fluids – Flow

0 / (0)

Bernoulli's principle

Physics

0 / (0)

Keywords: Bernoulli’s principle – Pressure – Velocity – Fluids – Flow

Science

Wood density

Keywords: Wood density – Mass – Volume – Buoyancy – Matter

0 / (0)

Wood density

Science

0 / (0)

Keywords: Wood density – Mass – Volume – Buoyancy – Matter

Science

Methods for measuring pH

Keywords: pH – Litmus paper – Solutions – Acidic – Basic

0 / (0)

Methods for measuring pH

Science

0 / (0)

Keywords: pH – Litmus paper – Solutions – Acidic – Basic

Science

Calculation of the response time of the senses of sight and hearing

Keywords: Reaction time – Sight – Hearing – Nervous system – Reflexes

0.3 / (1)

Calculation of the response time of the senses of sight and hearing

Science

0.3 / (1)

Keywords: Reaction time – Sight – Hearing – Nervous system – Reflexes

Science

Clarify the relationship between light and the sense of sight

Keywords: Light – Sight – Eye – Vision – Light perception

0.3 / (1)

Clarify the relationship between light and the sense of sight

Science

0.3 / (1)

Keywords: Light – Sight – Eye – Vision – Light perception

Science

Vernier calipers

Keywords: Vernier caliper – Precise measurement – Lengths – Measuring tools

0.1 / (1)

Vernier calipers

Science

0.1 / (1)

Keywords: Vernier caliper – Precise measurement – Lengths – Measuring tools

Science

Writing and weighing chemical equations

Keywords: Equation balancing – Chemical equilibrium – Reactants – Products – Atoms

0.3 / (2)

Writing and weighing chemical equations

Science

0.3 / (2)

Keywords: Equation balancing – Chemical equilibrium – Reactants – Products – Atoms

Chemistry

Rutherford experiment

Keywords: Rutherford model – Atomic nucleus – Alpha particles – Gold foil

0 / (0)

Rutherford experiment

Chemistry

0 / (0)

Keywords: Rutherford model – Atomic nucleus – Alpha particles – Gold foil

Physics

Changing the path of the light ray in the glass prism

Keywords: Prism – Light refraction – Dispersion – Light path

0 / (0)

Changing the path of the light ray in the glass prism

Physics

0 / (0)

Keywords: Prism – Light refraction – Dispersion – Light path

Biology

Simple and complex epithelial tissue

Keywords: Epithelial tissues – Simple – Compound – Cells – Covering

0 / (0)

Simple and complex epithelial tissue

Biology

0 / (0)

Keywords: Epithelial tissues – Simple – Compound – Cells – Covering

Science

Visual Defects

Keywords: Myopia – Hyperopia – Astigmatism – Lenses – Vision

0 / (0)

Visual Defects

Science

0 / (0)

Keywords: Myopia – Hyperopia – Astigmatism – Lenses – Vision

physics

Speed types

Keywords: Uniform speed – Variable speed – Average – Instantaneous

0 / (0)

Speed types

physics

0 / (0)

Keywords: Uniform speed – Variable speed – Average – Instantaneous

Chemistry

Linear spectrum of hydrogen atom

the goal:The hydrogen atom discrete spectroscopyMaterials and tools:Hydrogen gas electrical discharg......

0 / (0)

Linear spectrum of hydrogen atom

Chemistry

0 / (0)

the goal:The hydrogen atom discrete spectroscopyMaterials and tools:Hydrogen gas electrical discharge tube - triple glass prism - white screen - two vertical micro-slits opposite each other - metal rod - connecting wiresSteps:1-Connect the positive terminal of the voltage source to the base of the e......

Biology

Detection of polysaccharides

Keywords: Polysaccharides – Starches – Iodine – Food

0 / (0)

Detection of polysaccharides

Biology

0 / (0)

Keywords: Polysaccharides – Starches – Iodine – Food

Physics

Electricity

Keywords: Current – Electricity – Electrons – Circuit – Voltage

0 / (0)

Electricity

Physics

0 / (0)

Keywords: Current – Electricity – Electrons – Circuit – Voltage

Biology

Kelvin experiment

Keywords: Kelvin experiment – Static electricity – Voltage – Charges

0 / (0)

Kelvin experiment

Biology

0 / (0)

Keywords: Kelvin experiment – Static electricity – Voltage – Charges

Biology

Osmosis

Keywords: Osmosis – Semipermeable membranes – Concentration – Water – Diffusion

0 / (0)

Osmosis

Biology

0 / (0)

Keywords: Osmosis – Semipermeable membranes – Concentration – Water – Diffusion

Chemistry

Detection of nitrite anion

Keywords: Nitrite anion – Griess reaction – Pink color – Chemical analysis

0 / (0)

Detection of nitrite anion

Chemistry

0 / (0)

Keywords: Nitrite anion – Griess reaction – Pink color – Chemical analysis

physics

Set the free fall wheel

Keywords: Free fall – Gravity – Acceleration – Time – Motion

0 / (0)

Set the free fall wheel

physics

0 / (0)

Keywords: Free fall – Gravity – Acceleration – Time – Motion

physics

Vectors Summation

Keywords: Vectors – Addition – Resultant – Angle – Force

0 / (0)

Vectors Summation

physics

0 / (0)

Keywords: Vectors – Addition – Resultant – Angle – Force

Science

Clarify that light is one of the basic needs of plants

Keywords: Light – Plants – Photosynthesis – Growth – Energy

0.2 / (7)

Clarify that light is one of the basic needs of plants

Science

0.2 / (7)

Keywords: Light – Plants – Photosynthesis – Growth – Energy

Sciences

Clarify whether soil is one of the basic needs of plants

Keywords: Soil – Plants – Growth – Requirements – Water

0.2 / (10)

Clarify whether soil is one of the basic needs of plants

Sciences

0.2 / (10)

Keywords: Soil – Plants – Growth – Requirements – Water

Science

Demonstrate the transfer of water inside a plant

Keywords: Water transport – Plant – Roots – Vessels – Transpiration

5 / (2)

Demonstrate the transfer of water inside a plant

Science

5 / (2)

Keywords: Water transport – Plant – Roots – Vessels – Transpiration

biology

Effect of pH on enzyme activity

Keywords: pH – Enzyme activity – Reaction – Digestion

0 / (0)

Effect of pH on enzyme activity

biology

0 / (0)

Keywords: pH – Enzyme activity – Reaction – Digestion

Science

Total reflection of light

Keywords: Total reflection – Critical angle – Waves – Optics

0 / (0)

Total reflection of light

Science

0 / (0)

Keywords: Total reflection – Critical angle – Waves – Optics

Physics

Connecting resistors in parallel

Keywords: Resistors – Parallel – Electric circuit – Current – Voltage

0 / (0)

Connecting resistors in parallel

Physics

0 / (0)

Keywords: Resistors – Parallel – Electric circuit – Current – Voltage

Chemistry

Detection of iron 111 cation

Keywords: Ferric ion – Brown color – Chemical analysis

0 / (0)

Detection of iron 111 cation

Chemistry

0 / (0)

Keywords: Ferric ion – Brown color – Chemical analysis

Biology

Detection of monosaccharides and disaccharides

Keywords: Monosaccharides – Disaccharides – Benedict’s test – Food

0 / (0)

Detection of monosaccharides and disaccharides

Biology

0 / (0)

Keywords: Monosaccharides – Disaccharides – Benedict’s test – Food

Connect the resistors in series
Free

Physics

Connect the resistors in series

Keywords: Resistors – Series – Current – Voltage – Circuit

0 / (0)

Connect the resistors in series

Physics

0 / (0)

Keywords: Resistors – Series – Current – Voltage – Circuit

Physics

Double slit - "Thomas Young"

Keywords: Double slit – Interference – Diffraction – Waves – Light

0 / (0)

Double slit - "Thomas Young"

Physics

0 / (0)

Keywords: Double slit – Interference – Diffraction – Waves – Light

Science

Materials differ from each other in terms of density

The goal of the experiment:Explain the difference between materials in terms of densityTools:Copper......

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Materials differ from each other in terms of density

Science

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The goal of the experiment:Explain the difference between materials in terms of densityTools:Copper wire - piece of gold - platinum ingot - ice cubes - piece of coal - cork - paper - piece of wood - ruler - screwSteps:Put the materials in front of you in the tub and control the liquid density from t......

Science

The reaction of metals with dilute acids

Keywords: Metals – Acids – Hydrogen – Chemical reaction

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The reaction of metals with dilute acids

Science

0.3 / (3)

Keywords: Metals – Acids – Hydrogen – Chemical reaction

Periscope and field telescope
Free

Science

Periscope and field telescope

Keywords: Periscope – Viewer – Reflection – Mirrors – Vision

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Periscope and field telescope

Science

0 / (0)

Keywords: Periscope – Viewer – Reflection – Mirrors – Vision

Chemistry

Detection of sulphide anion

Keywords: Sulfide anion – Rotten egg smell – Hydrogen sulfide

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Detection of sulphide anion

Chemistry

0 / (0)

Keywords: Sulfide anion – Rotten egg smell – Hydrogen sulfide

Chemistry

Detection of thiosulfate Anion

Keywords: Thiosulfate – Chemical analysis – Reaction – Solutions

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Detection of thiosulfate Anion

Chemistry

0 / (0)

Keywords: Thiosulfate – Chemical analysis – Reaction – Solutions

Science

Circulatory system

Keywords: Circulatory system – Heart – Blood – Vessels – Circulation

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Circulatory system

Science

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Keywords: Circulatory system – Heart – Blood – Vessels – Circulation

Science

The law of reflection of light

Keywords: Light reflection – Angle of incidence – Angle of reflection – Mirrors

0.3 / (3)

The law of reflection of light

Science

0.3 / (3)

Keywords: Light reflection – Angle of incidence – Angle of reflection – Mirrors

biology

What makes mold grow?

Keywords: Mold – Fungi – Moisture – Food – Microorganisms

0 / (0)

What makes mold grow?

biology

0 / (0)

Keywords: Mold – Fungi – Moisture – Food – Microorganisms

Lung model
Free

Science

Lung model

Keywords: Lungs – Respiration – Diaphragm – Air – Respiratory system

5 / (9)

Lung model

Science

5 / (9)

Keywords: Lungs – Respiration – Diaphragm – Air – Respiratory system

Physics

Ohm's Law

Keywords: Ohm’s law – Voltage – Current – Resistance – Circuit

0 / (0)

Ohm's Law

Physics

0 / (0)

Keywords: Ohm’s law – Voltage – Current – Resistance – Circuit

Science

Discovering the chemical properties of metals (reaction of metals with oxygen)

Keywords: Chemical properties – Metals – Oxidation – Oxides

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Discovering the chemical properties of metals (reaction of metals with oxygen)

Science

0.2 / (3)

Keywords: Chemical properties – Metals – Oxidation – Oxides

Chemistry

The color of gold changes according to the size of the gold nanoparticles

The color of gold changes according to the size of the gold nanoparticles:Tools Samples of nano......

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The color of gold changes according to the size of the gold nanoparticles

Chemistry

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The color of gold changes according to the size of the gold nanoparticles:Tools Samples of nanoparticles of gold (visible sample)A sample of gold minutes is small, its minutes are measured in macrosteps Bring the gold sample measured by the macro and display the flashlight on it and note what h......

Physics

Kirchhoff's second law

Keywords: Kirchhoff – Voltage – Circuit – Resistance – Algebraic sum

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Kirchhoff's second law

Physics

0 / (0)

Keywords: Kirchhoff – Voltage – Circuit – Resistance – Algebraic sum

Science

Transverse mechanical waves

Keywords: Transverse waves – Vibration – Amplitude – Crest – Trough

0 / (0)

Transverse mechanical waves

Science

0 / (0)

Keywords: Transverse waves – Vibration – Amplitude – Crest – Trough

Science

Analysis of light in a glass prism

Keywords: Light – Analysis – Prism – Dispersion – Colors

0.3 / (1)

Analysis of light in a glass prism

Science

0.3 / (1)

Keywords: Light – Analysis – Prism – Dispersion – Colors

Science

Atom Structure

Keywords: Atom – Proton – Neutron – Electron – Nucleus

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Atom Structure

Science

0.2 / (4)

Keywords: Atom – Proton – Neutron – Electron – Nucleus

Science

Human Body Organs

Keywords: Body systems – Digestive system – Circulatory – Nervous – Urinary

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Human Body Organs

Science

0.2 / (9)

Keywords: Body systems – Digestive system – Circulatory – Nervous – Urinary

Science

Respiratory system

Keywords: Respiratory system – Lungs – Respiration – Trachea – Oxygen

0 / (0)

Respiratory system

Science

0 / (0)

Keywords: Respiratory system – Lungs – Respiration – Trachea – Oxygen

Science

Food Chain Model

Keywords: Food chain – Consumers – Producers – Predators – Energy

5 / (7)

Food Chain Model

Science

5 / (7)

Keywords: Food chain – Consumers – Producers – Predators – Energy

Science

Types of lenses

Keywords: Convex lenses – Concave – Light – Refraction – Focal point

0.2 / (4)

Types of lenses

Science

0.2 / (4)

Keywords: Convex lenses – Concave – Light – Refraction – Focal point

Physics

The flow rate

Keywords: Flow – Fluids – Volume – Time – Flux

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The flow rate

Physics

0 / (0)

Keywords: Flow – Fluids – Volume – Time – Flux

Science

Skeletal System

Keywords: Skeletal system – Bones – Joints – Skeleton – Support

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Skeletal System

Science

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Keywords: Skeletal system – Bones – Joints – Skeleton – Support

Science

Nervous system

Keywords: Nervous system – Nerves – Brain – Spinal cord – Nerve signals

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Nervous system

Science

0 / (0)

Keywords: Nervous system – Nerves – Brain – Spinal cord – Nerve signals

Science

The crash effect of a wrecking ball

Keywords: Wrecking ball – Collision – Energy – Motion – Force

0.2 / (1)

The crash effect of a wrecking ball

Science

0.2 / (1)

Keywords: Wrecking ball – Collision – Energy – Motion – Force

Chemistry

Detection of bicarbonate anion

Keywords: Bicarbonate – Carbon dioxide – Acids – Bubbles

0 / (0)

Detection of bicarbonate anion

Chemistry

0 / (0)

Keywords: Bicarbonate – Carbon dioxide – Acids – Bubbles

Chemistry

Detection of the nitrate anion

Keywords: Nitrate anion – Dark brown reaction – Chemical analysis

0.1 / (1)

Detection of the nitrate anion

Chemistry

0.1 / (1)

Keywords: Nitrate anion – Dark brown reaction – Chemical analysis

Chemistry

Detection of an iron(II) cation

Keywords: Ferrous ion – Green color – Chemical tests

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Detection of an iron(II) cation

Chemistry

0 / (0)

Keywords: Ferrous ion – Green color – Chemical tests

Chemistry

Detection of aluminum cation

Keywords: Aluminium – Gelatinous precipitate – Chemical analysis

0 / (0)

Detection of aluminum cation

Chemistry

0 / (0)

Keywords: Aluminium – Gelatinous precipitate – Chemical analysis

Chemistry

Detection of sulfite anion

Keywords: Sulfite – Sulfur dioxide – Oxidation – Tests

0 / (0)

Detection of sulfite anion

Chemistry

0 / (0)

Keywords: Sulfite – Sulfur dioxide – Oxidation – Tests

Sciences

Chemical Change

Keywords: Chemical change – Reaction – Reactants – Products – Evidence

0 / (0)

Chemical Change

Sciences

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Keywords: Chemical change – Reaction – Reactants – Products – Evidence

Chemistry

Detection of the phosphate anion

Detection of the phosphate anionKeywords (English): phosphate ion – yellow precipitate – chemical an......

0 / (0)

Detection of the phosphate anion

Chemistry

0 / (0)

Detection of the phosphate anionKeywords (English): phosphate ion – yellow precipitate – chemical analysis – reagents

Physics

save momentum

save momentumKeywords (English): conservation of momentum – collision – mass – velocity – linear mom......

0.3 / (1)

save momentum

Physics

0.3 / (1)

save momentumKeywords (English): conservation of momentum – collision – mass – velocity – linear momentum

Science

Faraday's experiment

Faraday's experimentKeywords (English): Faraday experiment – electromagnetic induction – induced cur......

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Faraday's experiment

Science

0 / (0)

Faraday's experimentKeywords (English): Faraday experiment – electromagnetic induction – induced current – magnet

Science

The relationship between velocity and kinetic energy

The relationship between velocity and kinetic energyKeywords (English): kinetic energy – speed – mas......

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The relationship between velocity and kinetic energy

Science

0 / (0)

The relationship between velocity and kinetic energyKeywords (English): kinetic energy – speed – mass – motion – physics

Chemistry

Detection of the iodide anion

Please watch the video of the experiment here before starting itKeywords (English): iodide ion – yel......

0 / (0)

Detection of the iodide anion

Chemistry

0 / (0)

Please watch the video of the experiment here before starting itKeywords (English): iodide ion – yellow precipitate – silver nitrate – chemical test

Sciences

The solar system

The solar systemKeywords (English): solar system – planets – sun – orbit – space

0.2 / (1)

The solar system

Sciences

0.2 / (1)

The solar systemKeywords (English): solar system – planets – sun – orbit – space

Science

Detection of monosaccharides and disaccharides

Detection of monosaccharides and disaccharides

0.1 / (1)

Detection of monosaccharides and disaccharides

Science

0.1 / (1)

Detection of monosaccharides and disaccharides

Physics

Calculating the instantaneous induced electromotive force in the generator coil during a full cycle

Calculating the instantaneous induced electromotive force in the generator coil during a full cycleK......

0 / (0)

Calculating the instantaneous induced electromotive force in the generator coil during a full cycle

Physics

0 / (0)

Calculating the instantaneous induced electromotive force in the generator coil during a full cycleKeywords (English): induced emf – induction – coil – generator – magnetic field

Sciences

How do mammals keep their bodies warm in cold places

Calculating the instantaneous induced electromotive force in the generator coil during a full cycleK......

0.3 / (1)

How do mammals keep their bodies warm in cold places

Sciences

0.3 / (1)

Calculating the instantaneous induced electromotive force in the generator coil during a full cycleKeywords (English): mammals – warmth – insulation – fur – body fat

Science

The particles of matter have interstitial spaces between them

The particles of matter have interstitial spaces between themKeywords (English): matter particles –......

0.1 / (1)

The particles of matter have interstitial spaces between them

Science

0.1 / (1)

The particles of matter have interstitial spaces between themKeywords (English): matter particles – intermolecular spaces – physical states – particle motion

Science

The relationship between the mass of objects and their velocity

The relationship between the mass of objects and their velocityKeywords (English): mass – speed – mo......

0 / (0)

The relationship between the mass of objects and their velocity

Science

0 / (0)

The relationship between the mass of objects and their velocityKeywords (English): mass – speed – momentum – motion – physics

Science

The effect of the mass of bodies in collision

The effect of the mass of bodies in collisionKeywords (English): mass effect – collision – momentum......

0 / (0)

The effect of the mass of bodies in collision

Science

0 / (0)

The effect of the mass of bodies in collisionKeywords (English): mass effect – collision – momentum – impact force

Sciences

Proving the law of levers by using spring balance

Proving the law of levers by using spring balanceKeywords (English): lever law – spring balance – fo......

0.2 / (1)

Proving the law of levers by using spring balance

Sciences

0.2 / (1)

Proving the law of levers by using spring balanceKeywords (English): lever law – spring balance – force – arm – fulcrum

Science

Energy transformations in Newton's pendulum

Energy transformations in Newton's pendulumKeywords (English): Newton’s cradle – energy transfer – c......

0 / (0)

Energy transformations in Newton's pendulum

Science

0 / (0)

Energy transformations in Newton's pendulumKeywords (English): Newton’s cradle – energy transfer – collision – motion

biology

Effect of light on the appearance of chlorophyll in some plants

Effect of light on the appearance of chlorophyll in some plantsKeywords (English): chlorophyll – li......

0 / (0)

Effect of light on the appearance of chlorophyll in some plants

biology

0 / (0)

Effect of light on the appearance of chlorophyll in some plantsKeywords (English): chlorophyll – light – photosynthesis – plant pigments

Science

Parallel Connection

Parallel Connection This video shows how to conduct the experimentKeywords (English): parallel conne......

0.3 / (2)

Parallel Connection

Science

0.3 / (2)

Parallel Connection This video shows how to conduct the experimentKeywords (English): parallel connection – electric circuits – voltage – current

Sciences

Series connection

Series connection

0.3 / (2)

Series connection

Sciences

0.3 / (2)

Series connection

Physics

Thermometer

ThermometerKeywords (English): thermal ammeter – current measurement – heating effect

0 / (0)

Thermometer

Physics

0 / (0)

ThermometerKeywords (English): thermal ammeter – current measurement – heating effect

Science

How raindrops are formed

How raindrops are formedKeywords (English): rain formation – condensation – clouds – water cycle

0 / (0)

How raindrops are formed

Science

0 / (0)

How raindrops are formedKeywords (English): rain formation – condensation – clouds – water cycle

Physics

Manometer device

Manometer deviceKeywords (English): manometer – pressure measurement – gas pressure

0.3 / (3)

Manometer device

Physics

0.3 / (3)

Manometer deviceKeywords (English): manometer – pressure measurement – gas pressure

Chemistry

Endothermic reactions

Endothermic reactionsKeywords (English): endothermic reactions – energy absorption – thermal change

0 / (0)

Endothermic reactions

Chemistry

0 / (0)

Endothermic reactionsKeywords (English): endothermic reactions – energy absorption – thermal change

Science

Electric Circuit

Electric CircuitKeywords (English): electric circuit – components – voltage – current

0.3 / (1)

Electric Circuit

Science

0.3 / (1)

Electric CircuitKeywords (English): electric circuit – components – voltage – current

Science

Energy transformations in devices

Energy transformations in devicesKeywords (English): energy transformations – electrical devices – h......

0 / (0)

Energy transformations in devices

Science

0 / (0)

Energy transformations in devicesKeywords (English): energy transformations – electrical devices – heat – light – motion

Science

Store energy in devices

Store energy in devicesKeywords (English): energy storage – batteries – chemical energy

0.3 / (2)

Store energy in devices

Science

0.3 / (2)

Store energy in devicesKeywords (English): energy storage – batteries – chemical energy

Science

Wind and water mills

Wind and water millsKeywords (English): wind turbines – watermills – kinetic energy – renewable ener......

0 / (0)

Wind and water mills

Science

0 / (0)

Wind and water millsKeywords (English): wind turbines – watermills – kinetic energy – renewable energy

Sciences

Series connection

Series connection

0 / (0)

Series connection

Sciences

0 / (0)

Series connection

Sciences

Parallel connection

Parallel connection

0 / (0)

Parallel connection

Sciences

0 / (0)

Parallel connection

Science

Gravity and Magnetism

Gravity and MagnetismKeywords (English): gravity – magnetism – attractive forces – physics

0.2 / (3)

Gravity and Magnetism

Science

0.2 / (3)

Gravity and MagnetismKeywords (English): gravity – magnetism – attractive forces – physics

Science

Gravity between the sun, earth and moon

Gravity between the sun, earth and moonKeywords (English): gravity – sun – Earth – moon – orbital mo......

0.3 / (1)

Gravity between the sun, earth and moon

Science

0.3 / (1)

Gravity between the sun, earth and moonKeywords (English): gravity – sun – Earth – moon – orbital motion

Science

Direction of gravitational influenceDirection of gravitational influence

Direction of gravitational influenceKeywords (English): gravity direction – force – downward motion......

0 / (0)

Direction of gravitational influenceDirection of gravitational influence

Science

0 / (0)

Direction of gravitational influenceKeywords (English): gravity direction – force – downward motion – mass

Science

Water filter design

Water filter designKeywords (English): water filter model – purification – filtration – gravel – cha......

0.2 / (7)

Water filter design

Science

0.2 / (7)

Water filter designKeywords (English): water filter model – purification – filtration – gravel – charcoal

Science

The water cycle

The water cycleKeywords (English): water cycle – evaporation – condensation – precipitation

0.2 / (2)

The water cycle

Science

0.2 / (2)

The water cycleKeywords (English): water cycle – evaporation – condensation – precipitation

Science

Moon phases

Moon phasesKeywords (English): moon phases – crescent – full moon – new moon

5 / (2)

Moon phases

Science

5 / (2)

Moon phasesKeywords (English): moon phases – crescent – full moon – new moon

Science

Investigate the movement of the sun using the shadow

Investigate the movement of the sun using the shadowKeywords (English): sun movement – shadow tracki......

0.3 / (1)

Investigate the movement of the sun using the shadow

Science

0.3 / (1)

Investigate the movement of the sun using the shadowKeywords (English): sun movement – shadow tracking – time – direction

Science

The Moments

the goal:After conducting this experiment, it is expected that you will be able to.- Measure the for......

0.3 / (2)

The Moments

Science

0.3 / (2)

the goal:After conducting this experiment, it is expected that you will be able to.- Measure the forces that generate torque.- Calculate the torque in the clockwise and counterclockwise direction for a rotating body.- Demonstrate the relationship between torque and the lever arm.Materials and tools:......

Sciences

Measure the amount of water absorbed by mosses

the goal:The amount of water absorbed by mosses Materials and tools:Glass beaker - water - stri......

0.2 / (4)

Measure the amount of water absorbed by mosses

Sciences

0.2 / (4)

the goal:The amount of water absorbed by mosses Materials and tools:Glass beaker - water - string - moss plant - scale - stopwatch - maskSteps:1- Put a quantity of moss plant on a piece of thin cloth, then tie it in the form of a ball.2- Measure the mass of the cloth ball containing the algae.3......

Chemistry

How do different liquids affect the speed of a ball moving in it (introductory experiment)

the goal:Investigating flow velocity in different fluids.Materials and tools:Small balls - set of di......

0 / (0)

How do different liquids affect the speed of a ball moving in it (introductory experiment)

Chemistry

0 / (0)

the goal:Investigating flow velocity in different fluids.Materials and tools:Small balls - set of different fluids - graduated cylinder. Steps:1- Fill the graduated cylinder with water2- Drop a small glass ball into the graduated cylinder3- Using a stopwatch, measure the average time it takes f......

Science

Animal and plant cell under a microscope

Animal and plant cell under a microscopeKeywords (English): animal cell – plant cell – microscope –......

0.2 / (2)

Animal and plant cell under a microscope

Science

0.2 / (2)

Animal and plant cell under a microscopeKeywords (English): animal cell – plant cell – microscope – nucleus – organelles

Science

Watching onion cells (introductory experiment)

Watching onion cells (introductory experiment)Keywords (English): onion cells – microscope – cell wa......

0.3 / (1)

Watching onion cells (introductory experiment)

Science

0.3 / (1)

Watching onion cells (introductory experiment)Keywords (English): onion cells – microscope – cell wall – nucleus

Chemistry

Compare melting points

Compare melting pointsKeywords (English): melting point comparison – temperature – solids

0 / (0)

Compare melting points

Chemistry

0 / (0)

Compare melting pointsKeywords (English): melting point comparison – temperature – solids

Chemistry

Formation of Salt

Formation of SaltKeywords (English): salt formation – ionic reaction – crystallization

0 / (0)

Formation of Salt

Chemistry

0 / (0)

Formation of SaltKeywords (English): salt formation – ionic reaction – crystallization

Chemistry

Chewing gum analysis

Chewing gum analysisKeywords (English): chewing gum – composition – analysis – sugars

0 / (0)

Chewing gum analysis

Chemistry

0 / (0)

Chewing gum analysisKeywords (English): chewing gum – composition – analysis – sugars

The effect of speed in collision
Free

Science

The effect of speed in collision

The effect of speed in collisionKeywords (English): speed effect – collision – impact – momentum

0.2 / (2)

The effect of speed in collision

Science

0.2 / (2)

The effect of speed in collisionKeywords (English): speed effect – collision – impact – momentum

Science

Compare densities

Compare densitiesKeywords (English): density comparison – mass – volume – materials

0 / (0)

Compare densities

Science

0 / (0)

Compare densitiesKeywords (English): density comparison – mass – volume – materials

Science

How do we get distilled water?

the goal:Explain how distilled water is obtained.Materials and tools:2 flasks - condenser - connecti......

0 / (0)

How do we get distilled water?

Science

0 / (0)

the goal:Explain how distilled water is obtained.Materials and tools:2 flasks - condenser - connecting tubes - salt water solution - flame - stoppersSteps:Place the condenser horizontally on the standPlace the flasks, one over a Bunsen flame and the other on a lab benchPour the salty water into the......

Science

Objects fall due to gravity

Objects fall due to gravityKeywords (English): gravity – falling bodies – acceleration – motion

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Objects fall due to gravity

Science

0 / (0)

Objects fall due to gravityKeywords (English): gravity – falling bodies – acceleration – motion

Science

realization of light refraction

realization of light refraction

0 / (0)

realization of light refraction

Science

0 / (0)

realization of light refraction

Sound

Morse code

Morse codeKeywords (English): Morse code – communication – dots and dashes – coding

0.2 / (3)

Morse code

Sound

0.2 / (3)

Morse codeKeywords (English): Morse code – communication – dots and dashes – coding

Physics

How do generators work?

How do generators work?Keywords (English): electric generator – induction – magnetic field – electri......

0 / (0)

How do generators work?

Physics

0 / (0)

How do generators work?Keywords (English): electric generator – induction – magnetic field – electric current

Sciences

Force and Acceleration

Force and Acceleration force – acceleration – Newton’s second law – mass

0 / (0)

Force and Acceleration

Sciences

0 / (0)

Force and Acceleration force – acceleration – Newton’s second law – mass

Sciences

The Speed of Falling Objects

The Speed of Falling Objects falling speed – free fall – time – gravity

0 / (0)

The Speed of Falling Objects

Sciences

0 / (0)

The Speed of Falling Objects falling speed – free fall – time – gravity

Physics

Hooke's law

Hooke's lawHooke’s law – spring – force – extension

0 / (0)

Hooke's law

Physics

0 / (0)

Hooke's lawHooke’s law – spring – force – extension

Chemistry

Determine the molar ratio

Determine the molar ratiomole ratio – moles – stoichiometry – chemical reaction

0 / (0)

Determine the molar ratio

Chemistry

0 / (0)

Determine the molar ratiomole ratio – moles – stoichiometry – chemical reaction

biology

How do you keep cut flowers fresh?

How do you keep cut flowers fresh? cut flowers – freshness – water uptake – plant care

0 / (0)

How do you keep cut flowers fresh?

biology

0 / (0)

How do you keep cut flowers fresh? cut flowers – freshness – water uptake – plant care

biology

Yeast growth check

Yeast growth checkyeast growth – sugar – fermentation – respiration

0 / (0)

Yeast growth check

biology

0 / (0)

Yeast growth checkyeast growth – sugar – fermentation – respiration

biology

What is the importance of observation in natural science?

What is the importance of observation in natural science?observation – natural science – evidence –......

0 / (0)

What is the importance of observation in natural science?

biology

0 / (0)

What is the importance of observation in natural science?observation – natural science – evidence – data

Physics

Why does the rock appear light in the water?

the goal:- Explaining the relationship between buoyant force, weight of an object in air, and its ap......

0 / (0)

Why does the rock appear light in the water?

Physics

0 / (0)

the goal:- Explaining the relationship between buoyant force, weight of an object in air, and its apparent weight in water.- Applying the Archimedes' principle to buoyancy.- Inferring the effect of surface area and known mass density on the amount of water displaced.Materials and tools:Different wei......

Sciences

Investigation of the process of electrolysis of water

Investigation of the process of electrolysis of waterelectrolysis of water – oxygen – hydrogen – ele......

0 / (0)

Investigation of the process of electrolysis of water

Sciences

0 / (0)

Investigation of the process of electrolysis of waterelectrolysis of water – oxygen – hydrogen – electric current

Sciences

Volcano eruption

Volcano eruptionvolcanic eruption – magma – lava – pressure

0 / (0)

Volcano eruption

Sciences

0 / (0)

Volcano eruptionvolcanic eruption – magma – lava – pressure

Science

Light interaction with different types of materials (Reflection)

Light interaction with different types of materials (Reflection)reflection – light – materials – su......

0.1 / (1)

Light interaction with different types of materials (Reflection)

Science

0.1 / (1)

Light interaction with different types of materials (Reflection)reflection – light – materials – surfaces

Chemistry

Types of radiation

Types of radiation types of radiation – alpha – beta – gamma – radioactivity

0 / (0)

Types of radiation

Chemistry

0 / (0)

Types of radiation types of radiation – alpha – beta – gamma – radioactivity

Science

Adaptation of animals and plants

Adaptation of animals and plants

0.2 / (5)

Adaptation of animals and plants

Science

0.2 / (5)

Adaptation of animals and plants

Physics

Millikan's oil drop experiment

Millikan's oil drop experiment

0 / (0)

Millikan's oil drop experiment

Physics

0 / (0)

Millikan's oil drop experiment

biology

What substances can pass through a semipermeable membrane?

What substances can pass through a semipermeable membrane?

0 / (0)

What substances can pass through a semipermeable membrane?

biology

0 / (0)

What substances can pass through a semipermeable membrane?

Compare the strengths of acids
Free

Chemistry

Compare the strengths of acids

Compare the strengths of acids

0 / (0)

Compare the strengths of acids

Chemistry

0 / (0)

Compare the strengths of acids

Physics

Charging capacitors

Charging capacitors

0 / (0)

Charging capacitors

Physics

0 / (0)

Charging capacitors

Physics

The relationship between colors and temperature

The relationship between colors and temperature

0 / (0)

The relationship between colors and temperature

Physics

0 / (0)

The relationship between colors and temperature

biology

How pepsin enzyme aids in the process of digestion

How pepsin enzyme aids in the process of digestion

0 / (0)

How pepsin enzyme aids in the process of digestion

biology

0 / (0)

How pepsin enzyme aids in the process of digestion

Physics

How to protect electrical fuses in electrical circuits

How to protect electrical fuses in electrical circuits

0 / (0)

How to protect electrical fuses in electrical circuits

Physics

0 / (0)

How to protect electrical fuses in electrical circuits

Physics

Coulomb's law

Coulomb's law

0 / (0)

Coulomb's law

Physics

0 / (0)

Coulomb's law

Chemistry

Comparison between the constants of solubility products.

Comparison between the constants of solubility products.

0 / (0)

Comparison between the constants of solubility products.

Chemistry

0 / (0)

Comparison between the constants of solubility products.

Physics

Charged objects

Charged objects

0 / (0)

Charged objects

Physics

0 / (0)

Charged objects

Science

Convex and concave lenses

Convex and concave lenses

0.3 / (1)

Convex and concave lenses

Science

0.3 / (1)

Convex and concave lenses

Science

What factors affect photosynthesis?

the goal:Explaining the factors that affect the process of photosynthesis.Materials and tools:Glass......

0.2 / (6)

What factors affect photosynthesis?

Science

0.2 / (6)

the goal:Explaining the factors that affect the process of photosynthesis.Materials and tools:Glass beaker - Glass funnel - Test tube - Aquatic plant - Sodium bicarbonate - Light sourceSteps:1- Fill the glass with water.2- Add a quantity of sodium bicarbonate to the water.3- Place the aquatic plant......

Chemistry

Ester preparation

the goal:Learning how to prepare ester.Materials and tools: Electric heater - Glass cup - Test......

0.1 / (1)

Ester preparation

Chemistry

0.1 / (1)

the goal:Learning how to prepare ester.Materials and tools: Electric heater - Glass cup - Test tube - Salicylic acid - Methanol - Sulfuric acid - Cotton - SpoonSteps:1. Fill the glass with water and heat it on the electric heater to the mid-level temperature.2. Weigh 1.5 grams of salicylic acid......

Sciences

Renewable and Non-Renewable Energy

Renewable and Non-Renewable Energy

0 / (0)

Renewable and Non-Renewable Energy

Sciences

0 / (0)

Renewable and Non-Renewable Energy

Chemistry

Effective use of a Bunsen burner

Effective use of a Bunsen burner

0 / (0)

Effective use of a Bunsen burner

Chemistry

0 / (0)

Effective use of a Bunsen burner

Sciences

Electric current and voltage model

the goal:Designing a Model for Electric Current Flow in a Simple Electrical CircuitMaterials and too......

0 / (0)

Electric current and voltage model

Sciences

0 / (0)

the goal:Designing a Model for Electric Current Flow in a Simple Electrical CircuitMaterials and tools:Plastic funnel - Plastic tubes of different diameters - Metric ruler - Stand with clamp - Stopwatch - Two glass cupsSteps:1. Place the glass cup under the ring stand and secure the plastic tube in......

Science

batteries

batteries

0 / (0)

batteries

Science

0 / (0)

batteries

Sciences

Modeling acceleration and deceleration

Modeling acceleration and deceleration

0 / (0)

Modeling acceleration and deceleration

Sciences

0 / (0)

Modeling acceleration and deceleration

Science

Solar Cells

Solar Cells

0 / (0)

Solar Cells

Science

0 / (0)

Solar Cells

Science

Bowling ball movement

the goal:A graphic representation of the relationship between distance and time of a bowling ball wh......

0 / (0)

Bowling ball movement

Science

0 / (0)

the goal:A graphic representation of the relationship between distance and time of a bowling ball while it is being rolled.The connection between the movement of a bowling ball and another type of movement.Materials and tools:A number of bowling balls - stopwatch - large cushion or any soft objectSt......

Chemistry

Wax combustion heat

the goal:Measuring the change in temperature of a mass of water during a combustion reaction.Materia......

0 / (0)

Wax combustion heat

Chemistry

0 / (0)

the goal:Measuring the change in temperature of a mass of water during a combustion reaction.Materials and tools:Candle - Small metal box - Large open-ended metal box - Steel wool - Balance - Pen - Stirring rod - ThermometerSteps:1. Light the candle and weigh the large container.2. Fill the containe......

Chemistry

Introductory experiments (How to observe chemical change?)

the goal:Explanation of how we can infer a chemical change has occurred.Materials and tools:Ammonia......

0 / (0)

Introductory experiments (How to observe chemical change?)

Chemistry

0 / (0)

the goal:Explanation of how we can infer a chemical change has occurred.Materials and tools:Ammonia solution - Distilled water - Glass beaker - Universal indicator - Effervescent tablets.Steps:1- Put a quantity of distilled water in the glass.2- Add drops of ammonia solution into the water in the gl......

Physics

Estimating the molar volume of a substance

Estimating the molar volume of a substance

0 / (0)

Estimating the molar volume of a substance

Physics

0 / (0)

Estimating the molar volume of a substance

Sciences

What is the speed of the glass ball?

the goal:Testing the time it takes for a glass ball to roll down a slope and determining whether the......

0 / (0)

What is the speed of the glass ball?

Sciences

0 / (0)

the goal:Testing the time it takes for a glass ball to roll down a slope and determining whether the height of the slope affects the motion of the glass ball.Materials and tools:Books - Wooden or cardboard surface - Glass ball - Stopwatch.Steps:1- Place one book under the wooden board, then place th......

biology

Grasshopper anatomy

Grasshopper anatomy

0 / (0)

Grasshopper anatomy

biology

0 / (0)

Grasshopper anatomy

Physics

Boyle's Law

Boyle's Law

0 / (0)

Boyle's Law

Physics

0 / (0)

Boyle's Law

Physics

Torricelli experiment

the goal:Determine the value of atmospheric pressure using a mercury barometer.Materials and tools:t......

0 / (0)

Torricelli experiment

Physics

0 / (0)

the goal:Determine the value of atmospheric pressure using a mercury barometer.Materials and tools:tube 90 cm - basin - mercury - glass plate - holderSteps:1) Fill the test tube and the glass bowl with mercury.2) Drop the test tube in the pelvis and note what happens. Note:The drop in the level......

Biology

Earthworm Anatomy

Earthworm Anatomy

0.2 / (2)

Earthworm Anatomy

Biology

0.2 / (2)

Earthworm Anatomy

Science

Which types of soil are best for plant growth?

Which types of soil are best for plant growth?

0 / (0)

Which types of soil are best for plant growth?

Science

0 / (0)

Which types of soil are best for plant growth?

Science

What weight?

What weight?

0 / (0)

What weight?

Science

0 / (0)

What weight?

Biology

Mitochondria

the goal:Inference: Cells use food or sugar to produce energy. Note the mitochondria in differe......

0 / (0)

Mitochondria

Biology

0 / (0)

the goal:Inference: Cells use food or sugar to produce energy. Note the mitochondria in different cells.Materials and tools:Listed equipment - 2% glucose solution - resealable plastic bag - small weights - glass beaker - water bath at 37 degrees CelsiusSteps:1. Put a quantity of glucose solutio......

Physics

Newton's second law

Newton's second law

0 / (0)

Newton's second law

Physics

0 / (0)

Newton's second law

Chemistry

Classification of water hardness

the goal:To explain how to make soap at home.Materials and tools:Water sample 1 - Water sample 2 - D......

0 / (0)

Classification of water hardness

Chemistry

0 / (0)

the goal:To explain how to make soap at home.Materials and tools:Water sample 1 - Water sample 2 - Distilled water - Dropper - 3 test tubes with stoppers - Coloring pencil - Dishwashing liquid - Test tube rack.Steps:1- Take a quantity of distilled water and place it in test tube D, repeat the step w......

Sciences

Tensile strength in the spring

Tensile strength in the spring

0 / (0)

Tensile strength in the spring

Sciences

0 / (0)

Tensile strength in the spring

Sciences

Pascal's principle

Pascal's principle

0 / (0)

Pascal's principle

Sciences

0 / (0)

Pascal's principle

Chemistry

Determine what compounds

Determine what compounds

0 / (0)

Determine what compounds

Chemistry

0 / (0)

Determine what compounds

Chemistry

Detection of some elements using flame

Detection of some elements using flame

0.2 / (4)

Detection of some elements using flame

Chemistry

0.2 / (4)

Detection of some elements using flame

Physics

How does the body balance rotationally? (introductory experiment)

How does the body balance rotationally? (introductory experiment)

0 / (0)

How does the body balance rotationally? (introductory experiment)

Physics

0 / (0)

How does the body balance rotationally? (introductory experiment)

Science

How does an earthworm respond to light?

How does an earthworm respond to light?

0 / (0)

How does an earthworm respond to light?

Science

0 / (0)

How does an earthworm respond to light?

Science

Converts potential energy into kinetic energy and vice versa

Converts potential energy into kinetic energy and vice versa

0 / (0)

Converts potential energy into kinetic energy and vice versa

Science

0 / (0)

Converts potential energy into kinetic energy and vice versa

Science

The effect of an object's height on its potential energy

The effect of an object's height on its potential energy

0 / (0)

The effect of an object's height on its potential energy

Science

0 / (0)

The effect of an object's height on its potential energy

Sciences

Substances differ from each other in terms of melting point

Substances differ from each other in terms of melting point

0 / (0)

Substances differ from each other in terms of melting point

Sciences

0 / (0)

Substances differ from each other in terms of melting point

Chemistry

Determine the formula of aqueous salts

Determine the formula of aqueous salts

0.1 / (1)

Determine the formula of aqueous salts

Chemistry

0.1 / (1)

Determine the formula of aqueous salts

Science

Spinal function

Spinal function

0.1 / (1)

Spinal function

Science

0.1 / (1)

Spinal function

Chemistry

Measuring galvanic cell voltage

Measuring galvanic cell voltage

0 / (0)

Measuring galvanic cell voltage

Chemistry

0 / (0)

Measuring galvanic cell voltage

Sciences

Motion model in a circular path

Motion model in a circular path

0 / (0)

Motion model in a circular path

Sciences

0 / (0)

Motion model in a circular path

Chemistry

Get to know a dilapidated (old) truck

Get to know a dilapidated (old) truck

0 / (0)

Get to know a dilapidated (old) truck

Chemistry

0 / (0)

Get to know a dilapidated (old) truck

Chemistry

How to Make a Lemon Battery?

How to Make a Lemon Battery?

0 / (0)

How to Make a Lemon Battery?

Chemistry

0 / (0)

How to Make a Lemon Battery?

Science

How does the large intestine help in the digestion process?

How does the large intestine help in the digestion process?

0 / (0)

How does the large intestine help in the digestion process?

Science

0 / (0)

How does the large intestine help in the digestion process?

Science

What temperatures stimulate yeast growth?

What temperatures stimulate yeast growth?

0 / (0)

What temperatures stimulate yeast growth?

Science

0 / (0)

What temperatures stimulate yeast growth?

Discovery of water equivalent
Free

Integrated Sciences

Discovery of water equivalent

Discovery of water equivalent

5 / (1)

Discovery of water equivalent

Integrated Sciences

5 / (1)

Discovery of water equivalent

Understanding Matter

Proving the difference in atmospheric pressure with altitude above sea level

Proving the difference in atmospheric pressure with altitude above sea level

0.1 / (1)

Proving the difference in atmospheric pressure with altitude above sea level

Understanding Matter

0.1 / (1)

Proving the difference in atmospheric pressure with altitude above sea level

Sciences

Magnetic force test

Magnetic force test

0.2 / (3)

Magnetic force test

Sciences

0.2 / (3)

Magnetic force test

Sciences

Thermal expansion

Thermal expansion

0.3 / (1)

Thermal expansion

Sciences

0.3 / (1)

Thermal expansion

Heat contraction applications
Free

Sciences

Heat contraction applications

Heat contraction applications

5 / (1)

Heat contraction applications

Sciences

5 / (1)

Heat contraction applications

Chemistry

What happens when iron reacts with copper sulphate (introductory experiment)

What happens when iron reacts with copper sulphate (introductory experiment)

0 / (0)

What happens when iron reacts with copper sulphate (introductory experiment)

Chemistry

0 / (0)

What happens when iron reacts with copper sulphate (introductory experiment)

Sciences

Build with strength

Build with strength

0 / (0)

Build with strength

Sciences

0 / (0)

Build with strength

Sciences

Thermal expansion

Thermal expansion

0 / (0)

Thermal expansion

Sciences

0 / (0)

Thermal expansion

Science

Types of Mixtures

Types of Mixtures

0 / (0)

Types of Mixtures

Science

0 / (0)

Types of Mixtures

Science

How does the distance of a star from Earth affect its brightness?

How does the distance of a star from Earth affect its brightness?

0 / (0)

How does the distance of a star from Earth affect its brightness?

Science

0 / (0)

How does the distance of a star from Earth affect its brightness?

Chemistry

Where did the mass go? (Introductory experiment)

Where did the mass go? (Introductory experiment)

0 / (0)

Where did the mass go? (Introductory experiment)

Chemistry

0 / (0)

Where did the mass go? (Introductory experiment)

Chemistry

Atomic mass modeling.

Atomic mass modeling.

0 / (0)

Atomic mass modeling.

Chemistry

0 / (0)

Atomic mass modeling.

Science

Dye separation

Dye separation

0 / (0)

Dye separation

Science

0 / (0)

Dye separation

Forces and motion
Free

Forces and motion

Chemistry and physics

0 / (0)

Forces and motion

Properties of alcohols
Free

Chemistry

Properties of alcohols

Properties of alcohols

0.3 / (1)

Properties of alcohols

Chemistry

0.3 / (1)

Properties of alcohols

Science

What happens when two air masses of different temperatures collide?

What happens when two air masses of different temperatures collide?

0 / (0)

What happens when two air masses of different temperatures collide?

Science

0 / (0)

What happens when two air masses of different temperatures collide?

Science

Uneven heating on the Earth's surface

Uneven heating on the Earth's surface

0 / (0)

Uneven heating on the Earth's surface

Science

0 / (0)

Uneven heating on the Earth's surface

Chemistry

Preparation of nitrogen gas in the laboratory

Preparation of nitrogen gas in the laboratory

0 / (0)

Preparation of nitrogen gas in the laboratory

Chemistry

0 / (0)

Preparation of nitrogen gas in the laboratory

Chemistry

Preparation of nitrogen gas from chemical compounds

Preparation of nitrogen gas from chemical compounds

0 / (0)

Preparation of nitrogen gas from chemical compounds

Chemistry

0 / (0)

Preparation of nitrogen gas from chemical compounds

Chemistry

Preparation of nitric acid in the laboratory.

Preparation of nitric acid in the laboratory.

0 / (0)

Preparation of nitric acid in the laboratory.

Chemistry

0 / (0)

Preparation of nitric acid in the laboratory.

Science

What happens to energy?

What happens to energy?

0 / (0)

What happens to energy?

Science

0 / (0)

What happens to energy?

Chemistry

Nitrogen Gas Preparation Apparatus

Nitrogen Gas Preparation Apparatus

0 / (0)

Nitrogen Gas Preparation Apparatus

Chemistry

0 / (0)

Nitrogen Gas Preparation Apparatus

Chemistry

Developing observation skills

Developing observation skills

0 / (0)

Developing observation skills

Chemistry

0 / (0)

Developing observation skills

Effect of Fertilizer on Plant Growth

Objective: To identify the effect of fertilizer quantity on the growth rate of plants.Materials: Duc......

0 / (0)

Effect of Fertilizer on Plant Growth

0 / (0)

Objective: To identify the effect of fertilizer quantity on the growth rate of plants.Materials: Duckweed plant – Petri dishes – Fertilizer solution – Water.Procedure: Add equal amounts of water to five Petri dishes. Add different quantities of fertilizer solution: Dish 1: No fertilizer – Dish 2: 0.......

Properties of materials

Measuring Heat and Temperature

Objective: To investigate the relationship between the amount of transferred thermal energy and the......

0 / (0)

Measuring Heat and Temperature

Properties of materials

0 / (0)

Objective: To investigate the relationship between the amount of transferred thermal energy and the temperature of waterMaterials: Polystyrene cup – immersion heater – thermometer – electronic balance – joule meter – stopwatch – metal stand – stirring rodProcedure: Measure the mass of water in the p......

Science

Energy Conversion

Energy Conversion

0 / (0)

Energy Conversion

Science

0 / (0)

Energy Conversion

Physics

Modeling of the photoelectric effect

Modeling of the photoelectric effect

0 / (0)

Modeling of the photoelectric effect

Physics

0 / (0)

Modeling of the photoelectric effect

Physics

Building a Mass Spectrometer Model

Building a Mass Spectrometer Model

0 / (0)

Building a Mass Spectrometer Model

Physics

0 / (0)

Building a Mass Spectrometer Model

Volume Expansion of Solids
Free

Chemistry and physics

Volume Expansion of Solids

Volume Expansion of Solids

0 / (0)

Volume Expansion of Solids

Chemistry and physics

0 / (0)

Volume Expansion of Solids

biology

Bacteria Comparison

Bacteria Comparison

0 / (0)

Bacteria Comparison

biology

0 / (0)

Bacteria Comparison

Science

Exploring evidence of weathering, erosion, and deposition processes

Exploring evidence of weathering, erosion, and deposition processes.Keywords (English): weathering –......

0 / (0)

Exploring evidence of weathering, erosion, and deposition processes

Science

0 / (0)

Exploring evidence of weathering, erosion, and deposition processes.Keywords (English): weathering – rocks – erosion – environmental factors – fragmentation

Investigating Light Refraction
Free

Physics

Investigating Light Refraction

Investigating Light RefractionKeywords (English): light refraction – medium – angle – optical densi......

0 / (0)

Investigating Light Refraction

Physics

0 / (0)

Investigating Light RefractionKeywords (English): light refraction – medium – angle – optical density

Biology

Mendel's Inheritance Experiment

Mendel's Inheritance Experiment

0 / (0)

Mendel's Inheritance Experiment

Biology

0 / (0)

Mendel's Inheritance Experiment

Hydrometer Experiment to Measure Liquid Density
Free

Integrated Sciences

Hydrometer Experiment to Measure Liquid Density

Hydrometer Experiment to Measure Liquid Density

0 / (0)

Hydrometer Experiment to Measure Liquid Density

Integrated Sciences

0 / (0)

Hydrometer Experiment to Measure Liquid Density

Chromatography
Free

Chemistry

Chromatography

Chromatography 

0 / (0)

Chromatography

Chemistry

0 / (0)

Chromatography 

Reactions of metals and acids
Free

Science

Reactions of metals and acids

Reactions of metals and acids

0 / (0)

Reactions of metals and acids

Science

0 / (0)

Reactions of metals and acids

Exhaled Air Contains Carbon Dioxide
Free

biology

Exhaled Air Contains Carbon Dioxide

Exhaled Air Contains Carbon Dioxide

0 / (0)

Exhaled Air Contains Carbon Dioxide

biology

0 / (0)

Exhaled Air Contains Carbon Dioxide

Detection of Vitamin C
Free

Biology

Detection of Vitamin C

Detection of Vitamin C

0 / (0)

Detection of Vitamin C

Biology

0 / (0)

Detection of Vitamin C

The variation of Earth's gravitational force on objects with different masses
Free

Science

The variation of Earth's gravitational force on objects with different masses

Experiment Description:Variation in Earth's Gravitational Pull on Objects with Different MassesObjec......

0 / (0)

The variation of Earth's gravitational force on objects with different masses

Science

0 / (0)

Experiment Description:Variation in Earth's Gravitational Pull on Objects with Different MassesObjective:Demonstrate how mass affects the gravitational pull exerted by Earth on objects.Understand the difference between weight (mass × gravity) and gravitational force.Reinforce the concept that Earth'......

Separation of a Solid and Liquid Mixture
Free

Science

Separation of a Solid and Liquid Mixture

Separation of a Solid and Liquid MixtureMaterials Used:SandSaltWaterFilter funnelFilter paperGlass p......

0.2 / (2)

Separation of a Solid and Liquid Mixture

Science

0.2 / (2)

Separation of a Solid and Liquid MixtureMaterials Used:SandSaltWaterFilter funnelFilter paperGlass plate for evaporationHeat source (e.g., Bunsen burner).Objective of the Experiment:To separate the components of a mixture of sand, salt, and water by filtration to separate the sand, and evaporation t......

Volcano Representation
Free

Science

Volcano Representation

Volcano Representation

0 / (0)

Volcano Representation

Science

0 / (0)

Volcano Representation

Making an Acidity Indicator from Red Cabbage Leaves
Free

Science

Making an Acidity Indicator from Red Cabbage Leaves

Making an Acidity Indicator from Red Cabbage Leaves

0 / (0)

Making an Acidity Indicator from Red Cabbage Leaves

Science

0 / (0)

Making an Acidity Indicator from Red Cabbage Leaves

Archimedes' Principle | Buoyant Force
Free

Sciences

Archimedes' Principle | Buoyant Force

Archimedes' Principle | Buoyant Force

0 / (0)

Archimedes' Principle | Buoyant Force

Sciences

0 / (0)

Archimedes' Principle | Buoyant Force

Physics

Charles' Law Experiment

Charles' Law Experiment

0 / (0)

Charles' Law Experiment

Physics

0 / (0)

Charles' Law Experiment

Sciences

Modeling How Feathers Work

Modeling How Feathers Work

0 / (0)

Modeling How Feathers Work

Sciences

0 / (0)

Modeling How Feathers Work

Differences in Soil Types

Earth’s Surface Systems

0 / (0)

Differences in Soil Types

Identifying living organisms and their young
Free

Discover

Identifying living organisms and their young

Identifying living organisms and their young

0 / (0)

Identifying living organisms and their young

Discover

0 / (0)

Identifying living organisms and their young

Discover

Needs of Living Things

Needs of Living Things

0 / (0)

Needs of Living Things

Discover

0 / (0)

Needs of Living Things

Soil analyzers
Free

Soil analyzers

experiment that demonstrates the effect of moisture on the decomposition of organic matter by soil d......

0.3 / (1)

Soil analyzers

0.3 / (1)

experiment that demonstrates the effect of moisture on the decomposition of organic matter by soil decomposers

Science

how the type of material affects the change in temperature of objects.

how the type of material affects the change in temperature of objects.

0 / (0)

how the type of material affects the change in temperature of objects.

Science

0 / (0)

how the type of material affects the change in temperature of objects.

Shape and Flowability of States of Matter
Free

Science

Shape and Flowability of States of Matter

Shape and Flowability of States of Matter

0.3 / (1)

Shape and Flowability of States of Matter

Science

0.3 / (1)

Shape and Flowability of States of Matter

Light Absorption by Chlorophyll
Free

Science

Light Absorption by Chlorophyll

Light Absorption by Chlorophyll

0 / (0)

Light Absorption by Chlorophyll

Science

0 / (0)

Light Absorption by Chlorophyll

Science

Effect of Viscosity on the Movement of Objects in Liquids

Effect of Viscosity on the Movement of Objects in Liquids

0 / (0)

Effect of Viscosity on the Movement of Objects in Liquids

Science

0 / (0)

Effect of Viscosity on the Movement of Objects in Liquids

Science

Forces of Attraction and Repulsion Between Objects

Investigate the forces of attraction and repulsion between charged objects

0 / (0)

Forces of Attraction and Repulsion Between Objects

Science

0 / (0)

Investigate the forces of attraction and repulsion between charged objects

Heat Transfer by Convection Currents
Free

Science

Heat Transfer by Convection Currents

Understand how heat is transferred in liquids by convection currents

0.3 / (1)

Heat Transfer by Convection Currents

Science

0.3 / (1)

Understand how heat is transferred in liquids by convection currents

Science

Gas Exchange in Plants

Studying the process of gas exchange in plants in the presence of light and darkness

0 / (0)

Gas Exchange in Plants

Science

0 / (0)

Studying the process of gas exchange in plants in the presence of light and darkness

Science

How does heat change things?

How does heat change things?

0 / (0)

How does heat change things?

Science

0 / (0)

How does heat change things?

Science

Concept of Chemical Reaction

Keywords: Chemical reaction – Reactants – Products – Change

0 / (0)

Concept of Chemical Reaction

Science

0 / (0)

Keywords: Chemical reaction – Reactants – Products – Change

Science

Properties of the Image in a Plane Mirror

This Experiment explains the Properties of the Image in a Plane Mirror

0 / (0)

Properties of the Image in a Plane Mirror

Science

0 / (0)

This Experiment explains the Properties of the Image in a Plane Mirror

Discover

Nutrients and their Sources

The objective of the activity is to identify the different nutrients and their sources.

0 / (0)

Nutrients and their Sources

Discover

0 / (0)

The objective of the activity is to identify the different nutrients and their sources.

Science

Mass of matter

Mass of matter

0 / (0)

Mass of matter

Science

0 / (0)

Mass of matter

Science

Volume and Compressibility

Experiment on Volume and CompressibilityVolume is the amount of space that matter occupies in the un......

0 / (0)

Volume and Compressibility

Science

0 / (0)

Experiment on Volume and CompressibilityVolume is the amount of space that matter occupies in the universe. Compressibility is the ability of a substance to reduce its volume when subjected to external pressure. Liquids and solids have nearly fixed volumes, while gases are the most compressible subs......

Science

Yogurt Making

Yogurt Making

0 / (0)

Yogurt Making

Science

0 / (0)

Yogurt Making

Physics

Modeling the orbits of planets and moons in the Solar System

Modeling the orbits of planets and moons in the Solar System

0 / (0)

Modeling the orbits of planets and moons in the Solar System

Physics

0 / (0)

Modeling the orbits of planets and moons in the Solar System

Materials

Investigating Rust Formation

Objective: To identify the essential materials required for rust formation in ironMaterials: Steel w......

0 / (0)

Investigating Rust Formation

Materials

0 / (0)

Objective: To identify the essential materials required for rust formation in ironMaterials: Steel wool – glass containers – lidProcedure: Place a piece of steel wool in each container and label them (1, 2, 3) In container 1, add a small amount of water to cover part of the steel wool and leave it u......

Discover

Healthy Habits

Healthy Habits

0 / (0)

Healthy Habits

Discover

0 / (0)

Healthy Habits

Science

Heat transfer by conduction

The activity demonstrates heat conduction by comparing copper and iron. Small nails fixed with wax o......

0 / (0)

Heat transfer by conduction

Science

0 / (0)

The activity demonstrates heat conduction by comparing copper and iron. Small nails fixed with wax on both metal rods fall as the rods are heated. The copper nail falls first, showing that copper conducts heat faster than iron and highlighting the role of material type in heat transfer.

Discover

Seasons of the Year

This lesson aims to explain the relationship between the seasons and the types of clothing suitable......

0 / (0)

Seasons of the Year

Discover

0 / (0)

This lesson aims to explain the relationship between the seasons and the types of clothing suitable for each season.

Discover

What do we see in the sky?

an activity to learn about the main differences between the night sky and the daytime sky.

0 / (0)

What do we see in the sky?

Discover

0 / (0)

an activity to learn about the main differences between the night sky and the daytime sky.

Discover

Nutrients and Their Sources

This lesson aims to identify the types of essential nutrients such as carbohydrates, proteins, fats,......

0 / (0)

Nutrients and Their Sources

Discover

0 / (0)

This lesson aims to identify the types of essential nutrients such as carbohydrates, proteins, fats, vitamins, and minerals, and to determine their food sources and importance for the body's health.

The Form of Chemical Reactions in Life

Description: A description of how chemical reactions occur and their essential role in sustaining va......

0 / (0)

The Form of Chemical Reactions in Life

0 / (0)

Description: A description of how chemical reactions occur and their essential role in sustaining various aspects of life.

Weightless Water
Free

Physics

Weightless Water

This experiment aims to observe the effects of weightlessness during free fall.

0.3 / (1)

Weightless Water

Physics

0.3 / (1)

This experiment aims to observe the effects of weightlessness during free fall.

Electricity and Magnetism

electroscope

The electroscope experiment is used to detect the presence of electric charges and determine their t......

0 / (0)

electroscope

Electricity and Magnetism

0 / (0)

The electroscope experiment is used to detect the presence of electric charges and determine their type. The electroscope consists of a glass container with a metal rod ending in two thin metallic leaves. When a charged object is brought close to the electroscope’s plate, the charge is transferred t......

Photosynthesis and the carbon cycle

Exploring the Effect of Light Intensity on Photosynthesis

An experiment to understand how light intensity affects the rate of photosynthesis in plants.

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Exploring the Effect of Light Intensity on Photosynthesis

Photosynthesis and the carbon cycle

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An experiment to understand how light intensity affects the rate of photosynthesis in plants.

Discover

Classify the Things You See in the Sky

The objective of the activity is to distinguish between natural phenomena seen in the sky, such as t......

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Classify the Things You See in the Sky

Discover

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The objective of the activity is to distinguish between natural phenomena seen in the sky, such as the sun, clouds, and birds, and objects made by humans, such as a rocket, an airplane, and a kite.

Discover

Behavior of Mother Birds with Their Chicks

This activity aims to learn how mother birds search for food and feed their chicks.

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Behavior of Mother Birds with Their Chicks

Discover

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This activity aims to learn how mother birds search for food and feed their chicks.

Sciences

Translational and Rotational Equilibrium

Translational and Rotational Equilibrium

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Translational and Rotational Equilibrium

Sciences

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Translational and Rotational Equilibrium

Sciences

The Effect of Magnets on Different Materials (When Do They Attract?)

The Effect of Magnets on Different Materials (When Do They Attract?)

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The Effect of Magnets on Different Materials (When Do They Attract?)

Sciences

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The Effect of Magnets on Different Materials (When Do They Attract?)

Sciences

Wheel and Axle

Wheel and Axle

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Wheel and Axle

Sciences

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Wheel and Axle

Physics

Rebound Height

The rebound experiment aims to study how balls bounce after being dropped from a certain height. By......

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Rebound Height

Physics

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The rebound experiment aims to study how balls bounce after being dropped from a certain height. By observing the rebound height of a large ball and a small ball, one can understand the effect of size and weight on the bounce and the transfer of energy between the balls.

Discover

Exploring the movement of objects

An activity that demonstrates the different types of movement of non-living objects.

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Exploring the movement of objects

Discover

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An activity that demonstrates the different types of movement of non-living objects.

Discover

How does the size of an object appear from a distance?

An activity that shows how the size of an object looks from far or near. You will learn how the appe......

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How does the size of an object appear from a distance?

Discover

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An activity that shows how the size of an object looks from far or near. You will learn how the appearance of objects changes when seen from different distances.

Discover

Hygiene behaviors

Welcome to an activity to learn about correct and incorrect hygiene behaviors.

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Hygiene behaviors

Discover

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Welcome to an activity to learn about correct and incorrect hygiene behaviors.

Forces and movement

The relationship between thrust and initial velocity and its effect on the maximum height of a paper rocket

This experiment aims to study the relationship between thrust and the initial velocity of a paper ro......

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The relationship between thrust and initial velocity and its effect on the maximum height of a paper rocket

Forces and movement

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This experiment aims to study the relationship between thrust and the initial velocity of a paper rocket and its effect on the maximum height reached. By varying the launch force, students can observe how the initial speed and height change, and understand the physical principles related to thrust a......

Discover

The Five Senses

The objective of the activity is to identify the five senses, their importance, and the actions that......

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The Five Senses

Discover

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The objective of the activity is to identify the five senses, their importance, and the actions that express them

Discover

Life Stages of Humans, Plants, and Animals

The objective of the activity is to connect the stages of growth of humans, plants, and animals

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Life Stages of Humans, Plants, and Animals

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The objective of the activity is to connect the stages of growth of humans, plants, and animals

Physics

Rotation and Stability

This experiment demonstrates the concept of rotation and stability using a pen placed vertically on......

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Rotation and Stability

Physics

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This experiment demonstrates the concept of rotation and stability using a pen placed vertically on a paper. When the paper is removed or a small disturbance occurs, the pen tilts, rotates, and eventually falls.In the vertical position, the pen is in unstable equilibrium, so any small effect makes i......

Discover

Parts of Animals' Bodies and Their Functions

The objective of the activity is to identify the parts of animal bodies and understand the function......

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Parts of Animals' Bodies and Their Functions

Discover

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The objective of the activity is to identify the parts of animal bodies and understand the function of each part

Discover

Is this a living thing?

The objective of the activity is to classify the things around us into non-living things, animals, h......

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Is this a living thing?

Discover

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The objective of the activity is to classify the things around us into non-living things, animals, humans, and plants

Make a model of the water cycle

States and properties of matter

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 Make a model of the water cycle

Materials: Properties and Changes

Evidence of a Chemical Reaction (Reaction of Steel Wool with Vinegar)

Objective: To identify indicators of a chemical reaction by observing the temperature change when vi......

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Evidence of a Chemical Reaction (Reaction of Steel Wool with Vinegar)

Materials: Properties and Changes

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Objective: To identify indicators of a chemical reaction by observing the temperature change when vinegar reacts with steel wool.Materials: Steel wool ball – Vinegar – Glass cup – Thermometer.Steps: Place a steel wool ball in a glass cup. Pour vinegar over the steel wool and let it sit for 1–2 minut......

Science

Formation of Starch in the Process of Photosynthesis

Formation of Starch in the Process of Photosynthesis

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Formation of Starch in the Process of Photosynthesis

Science

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Formation of Starch in the Process of Photosynthesis

Science

Change in the physical state of matter

An experiment to observe how the physical state of a substance changes from solid to liquid and then......

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Change in the physical state of matter

Science

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An experiment to observe how the physical state of a substance changes from solid to liquid and then to gas.

Science

Properties of Substances Before and After Chemical Reaction

This experiment aims to verify whether the properties of substances change after a chemical reaction......

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Properties of Substances Before and After Chemical Reaction

Science

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This experiment aims to verify whether the properties of substances change after a chemical reaction and to observe the formation of new substances with different properties.

Science

Heat Transfer Between Objects

Experiment to explore how heat transfers between objects.

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Heat Transfer Between Objects

Science

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Experiment to explore how heat transfers between objects.

Science

Law of Conservation of Mass

Experiment that demonstrates the Law of Conservation of Mass.

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Law of Conservation of Mass

Science

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Experiment that demonstrates the Law of Conservation of Mass.

Properties of materials

Rainbow neutralization

Objective: To show different colors using universal indicator solution to illustrate the pH gradient......

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Rainbow neutralization

Properties of materials

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Objective: To show different colors using universal indicator solution to illustrate the pH gradient from base to acid (neutralization process) in a single liquid column.Materials: Test tube – Holder – Washing soda crystal – Water – Universal indicator solution – Hydrochloric acid.Steps: Secure the......

The Earth

Making Rocks Wet

Objective: To observe the effect of water on rocks and note the physical changes that occur when the......

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Making Rocks Wet

The Earth

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Objective: To observe the effect of water on rocks and note the physical changes that occur when they are wet.Materials: Dry rocks – Water.Steps: Examine some dry rocks and note their texture and appearance. Place the rocks in a tray and start pouring water on them. Observe the changes that occur to......

Forces and energy

Ripple Tank

Objective: To observe how waves propagate in water and study the effect of depth on wave speed and d......

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Ripple Tank

Forces and energy

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Objective: To observe how waves propagate in water and study the effect of depth on wave speed and direction.Materials: Tray – Water – Ruler – Disc.Steps: Take a water-resistant tray and fill it with water to a depth of about 1 cm. Lift one edge of the tray slightly and let it fall gently to generat......

Living Things

What happens to the plant if it is not exposed to light?

Objective: To determine the importance of light for plant growth.Materials: Two plants – Box.Steps:......

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What happens to the plant if it is not exposed to light?

Living Things

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Objective: To determine the importance of light for plant growth.Materials: Two plants – Box.Steps: Place one plant in a bright area. Cover the other plant with a box to block light. Leave both plants for several days and observe the difference.Observation: The plant that received light remained gre......

Forces

What distance will it slide?

Objective: To determine the effect of the shape and weight of an object on the distance it travels w......

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What distance will it slide?

Forces

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Objective: To determine the effect of the shape and weight of an object on the distance it travels when rolling.Materials: Ball – Pencil – Paper cylinder – Clay piece – Adhesive tape – Ramp (inclined cardboard) – Ruler or measuring tape – Table for recording results.Steps: Place the ramp in a fixed......

The digestive system

Digestion in the Mouth

Objective: To prove that chemical digestion of starch begins in the mouth with the help of amylase e......

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Digestion in the Mouth

The digestive system

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Objective: To prove that chemical digestion of starch begins in the mouth with the help of amylase enzyme present in saliva.Materials: Bread – Iodine solution – Two plates – Dropper – Spoon.Steps: Place a small piece of bread on the first plate and add a drop of iodine solution. Place a small piece......

Properties of materials

Sound and Vibration – Telephone Cups Experiment

Objective: To verify that sound requires a material medium to travel, and that solid media transmit......

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Sound and Vibration – Telephone Cups Experiment

Properties of materials

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Objective: To verify that sound requires a material medium to travel, and that solid media transmit sound more efficiently than air.Materials: Two cups – Sharp object to make a hole – Long string.Steps: Make a small hole in the bottom of each cup. Pass the ends of the string through the holes and ti......

How Much Water Do Plants Need?

Objective: To determine the effect of different amounts of water on plant growth and survival.Materi......

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How Much Water Do Plants Need?

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Objective: To determine the effect of different amounts of water on plant growth and survival.Materials: Sets of identical small plants – Watering can.Steps: Divide the plants into three equal groups in number and size. Group 1: Give plenty of water daily. Group 2: Give a small amount of water daily......

Candle Energy

The aim of this experiment is to demonstrate the effect of candle combustion on the temperature of o......

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Candle Energy

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The aim of this experiment is to demonstrate the effect of candle combustion on the temperature of oil.

Properties of materials

How Is Sound Reflected?

Objective: To understand how sound is reflected when it hits a reflective surface.Materials: Sound s......

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How Is Sound Reflected?

Properties of materials

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Objective: To understand how sound is reflected when it hits a reflective surface.Materials: Sound source – Cardboard tubes – Hard reflective surface – Sound barrier – Paper.Steps: Place the sound source inside the first tube and point it toward the reflective surface. Move the second tube until the......

Sound

Find Out Which Material Muffles Sound Best

Objective: To explore the ability of different materials to insulate and reduce sound by comparing s......

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Find Out Which Material Muffles Sound Best

Sound

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Objective: To explore the ability of different materials to insulate and reduce sound by comparing sound levels after using various insulating materials.Materials: Different insulating materials (such as paper, bubble wrap, blanket). Sound source. Box with a lid. Sound level meter.Steps: Place the s......

Understanding the Mechanism of Torque

This experiment aims to understand the mechanism of torque and how force and distance from the axis......

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Understanding the Mechanism of Torque

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This experiment aims to understand the mechanism of torque and how force and distance from the axis of rotation affect an object's ability to rotate, by applying different forces on arms of varying lengths to observe the change in motion.

Materials in My World

Air Helps Objects to Float

Objective: To understand the role of air in helping objects float on water.Materials: Balloon – beac......

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Air Helps Objects to Float

Materials in My World

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Objective: To understand the role of air in helping objects float on water.Materials: Balloon – beach ball – football – plastic bottle half-filled with water – plastic bottle almost full of water – container filled with waterSteps: Prepare a container filled with water and place it on a flat surface......

Sound

Make Sounds by Blowing

Objective: To explore how the pitch of sound changes when blowing into bottles containing different......

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Make Sounds by Blowing

Sound

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Objective: To explore how the pitch of sound changes when blowing into bottles containing different amounts of water.Materials: Equal-sized glass bottles – food coloring – waterSteps: Fill each bottle with a different amount of water. Add a few drops of food coloring to make the water levels easier......

Earth physics

Drift Plates

Objective: To model continental driftMaterials: Pieces of polystyrene – water – a large heatproof di......

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Drift Plates

Earth physics

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Objective: To model continental driftMaterials: Pieces of polystyrene – water – a large heatproof dish – Bunsen burnerProcedure: Pour some water into the heatproof dish Place the pieces of polystyrene on the water and wait until they stop moving Heat the water gently at medium temperatureObservation......

Sound

Measuring Sounds

Measuring Sounds

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Measuring Sounds

Sound

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Measuring Sounds

Materials: Properties and Changes

Studying the Properties of Gases

Objective: To prove that gases have volume and occupy spaceMaterials: Two equal balloons – two ruler......

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Studying the Properties of Gases

Materials: Properties and Changes

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Objective: To prove that gases have volume and occupy spaceMaterials: Two equal balloons – two rulers – 15 cm strings – a heavy book – adhesive tape – clips – scissorsSteps: Inflate both balloons to the same size and tie them tightly Cut three pieces of string Tie both balloons to one ruler evenly o......

Sound

Modelling echo location

Objective: To understand the principle of echolocation by using light and a mirror to model how bats......

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Modelling echo location

Sound

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Objective: To understand the principle of echolocation by using light and a mirror to model how bats and dolphins locate objects.Materials: Small flat mirror _ Light source _ Piece of cardboard _ Four small supports to raise the cardboard above the mirror.Steps: Place the mirror vertically on the ta......

Classification of Living Organisms

This lesson aims to explain how living organisms are classified into groups based on their shared ch......

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Classification of Living Organisms

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This lesson aims to explain how living organisms are classified into groups based on their shared characteristics such as shape, mode of nutrition, and type of reproduction, in order to facilitate their study and understand biodiversity.

Energy and Food

Investigating the Conditions for Germination

Objective: To identify the factors that affect seed germination such as water and temperature, and t......

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Investigating the Conditions for Germination

Energy and Food

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Objective: To identify the factors that affect seed germination such as water and temperature, and to determine the optimal conditions for germinationMaterials: Seeds – transparent glass containers filled with soil – waterSteps: Place an equal number of seeds in each container so they are against th......

Properties of materials

Measuring the Temperature when You Heat Water

Objective: To study the effect of heating on the temperature of water and observe the changes in its......

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Measuring the Temperature when You Heat Water

Properties of materials

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Objective: To study the effect of heating on the temperature of water and observe the changes in its physical state (from liquid to vapor) during boiling.Materials: Beaker – Thermometer – Bunsen burner – Tripod stand – Wire gauze – Graduated cylinder – Clamp stand – Heat-resistant base.Steps:Measure......

Life Structure and Function

Arm Movement by Muscle Contraction and Relaxation

Objective: To understand the role of muscle contraction and relaxation in arm movementMaterials: Sev......

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Arm Movement by Muscle Contraction and Relaxation

Life Structure and Function

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Objective: To understand the role of muscle contraction and relaxation in arm movementMaterials: Several booksSteps: Hold a book in your hand Bend your arm to bring the forearm closer to the shoulder and observe the muscle in the front of the arm (biceps) Straighten your arm downward to move the for......

Investigating Respiration in Peas

Objective:To prove that living organisms carry out respiration, and that this process releases energ......

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Investigating Respiration in Peas

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Objective:To prove that living organisms carry out respiration, and that this process releases energy in the form of heat.Materials:Thermometer - cotton wool - two flasks - insulating material - some dead pea seeds - some living pea seedsSteps:Soak the living pea seeds for one hour.Place the germina......

States and properties of matter

Investigating the Boiling Point of Water

Objective: To observe and identify the boiling point of waterMaterials: Glass beaker – water – therm......

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Investigating the Boiling Point of Water

States and properties of matter

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Objective: To observe and identify the boiling point of waterMaterials: Glass beaker – water – thermometer – electric heaterProcedure: Pour a quantity of water into the glass beaker Place the beaker on the electric heater Insert the thermometer into the water and wait two minutes before starting to......

Sciences

Particle Size and Rate of Dissolution

Objective: To identify the effect of particle size on the rate of dissolution in water.Materials: Tw......

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Particle Size and Rate of Dissolution

Sciences

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Objective: To identify the effect of particle size on the rate of dissolution in water.Materials: Two glass cups – chicken soup cube – powdered chicken soup – spoon – waterProcedure: Pour an equal volume of water into each glass. Place the soup cube in the first glass. Place the powdered soup in the......

Rubber Guitar

This experiment demonstrates how sound is produced by vibrating objects, showing how the tension and......

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Rubber Guitar

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This experiment demonstrates how sound is produced by vibrating objects, showing how the tension and length of a rubber band affect the pitch of the sound.

Rocks, the Rock Cycle and Soil

Make Your Own Crystals

Objective To simulate the formation of crystals in igneous rocks and study the factors affecting the......

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Make Your Own Crystals

Rocks, the Rock Cycle and Soil

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Objective To simulate the formation of crystals in igneous rocks and study the factors affecting the size and speed of crystal formation.Materials Two glass containers _ paper clips _ pencils _ thread _ coarse salt _ hot water _ teaspoonSteps Tie a paper clip to the end of each thread Fill both cont......

Connecting a Switch in an Electric Circuit

Objective: To understand how the electric switch works in a circuitMaterials: Wood piece – Metal pap......

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Connecting a Switch in an Electric Circuit

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Objective: To understand how the electric switch works in a circuitMaterials: Wood piece – Metal paper clip – Two metal pins – Electric wire – Sharp knife – Wooden stickSteps: Fix the two metal pins into the wooden piece Remove the plastic insulation from both ends of the wires using the knife Wrap......

Sciences

Thinking Like Scientists - Water, Oil, and Food Coloring

Objective: To investigate how water, oil, and food coloring interact and observe whether the substan......

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Thinking Like Scientists - Water, Oil, and Food Coloring

Sciences

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Objective: To investigate how water, oil, and food coloring interact and observe whether the substances mix or remain separate.Materials: Test tube – water – vegetable oil – food coloringProcedure: Pour some water into the test tube. Add some vegetable oil slowly into the test tube. Add two drops of......

Science

Studying the Concept of Chemical Reaction through Precipitate Formation

This experiment demonstrates the concept of chemical reactions through the formation of a precipitat......

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Studying the Concept of Chemical Reaction through Precipitate Formation

Science

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This experiment demonstrates the concept of chemical reactions through the formation of a precipitate resulting from the reaction of two solutions.

Plant Life Cycle

Objective: To identify the stages of the plant life cycle from the seed to the production of new see......

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Plant Life Cycle

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Objective: To identify the stages of the plant life cycle from the seed to the production of new seeds.Materials: One seed _ Pot with soil _ WaterSteps: Place the seed in the soil inside the pot and water it. Observe the germination of the seed as it grows into a small plant. Continue watering until......

Energy

Observing Energy Changes

Objective: To investigate the transfer of energy from one form to another.Materials: Desk lamp – Pap......

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Observing Energy Changes

Energy

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Objective: To investigate the transfer of energy from one form to another.Materials: Desk lamp – Paper spiral – Thin thread – Pencil.Procedure: Use the pencil to make a small hole in one end of the paper spiral Pass the thread through the hole and tie a knot to fix the spiral Tie the other end of th......

Sciences

Observing Changes on an Iron Nail in a Soft Drink

Objective: To investigate the effect of a soft drink on an iron nail and observe the changes that oc......

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Observing Changes on an Iron Nail in a Soft Drink

Sciences

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Objective: To investigate the effect of a soft drink on an iron nail and observe the changes that occur over timeMaterials: Iron nail – glass cup – soft drinkSteps: Observe the appearance of the iron nail before starting the experiment Pour enough soft drink into the glass cup Drop the nail into the......

Sciences

Observe How Gravity Accelerates Objects

Objective: To investigate the effect of mass on the speed of falling objects under Earth's gravity.M......

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Observe How Gravity Accelerates Objects

Sciences

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Objective: To investigate the effect of mass on the speed of falling objects under Earth's gravity.Materials: Three identical unsharpened pencils – String or ribbon to tie the pencils.Steps: Tie two pencils together using the string, leaving the third pencil separate. Raise all three pencils to the......

Chemistry Laboratory

An activity to identify and learn about the tools and equipment used in chemistry experiments.

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Chemistry Laboratory

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An activity to identify and learn about the tools and equipment used in chemistry experiments.

Properties of materials

Using Iron and Sulfur

Objective: To distinguish between a mixture and a compound through the reaction of iron and sulfur.M......

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Using Iron and Sulfur

Properties of materials

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Objective: To distinguish between a mixture and a compound through the reaction of iron and sulfur.Materials: Two dishes – stirring tool – boiling tube – test tube holder – sulfur powder – iron filings – steel wool – magnet.Steps: Place some iron filings in a glass beaker, add yellow sulfur powder,......

How Do Plants and Animals Affect Carbon Dioxide Concentration?

Objective: To investigate how respiration and photosynthesis affect the concentration of carbon diox......

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How Do Plants and Animals Affect Carbon Dioxide Concentration?

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Objective: To investigate how respiration and photosynthesis affect the concentration of carbon dioxide.Materials: Test tubes – holder – rubber stoppers – perforated metal platforms – small pieces of aquatic plants – small animals (such as fly larvae) – forceps – black paper – adhesive tape – hydrog......

Humans

Healthy Food

An activity aimed at classifying foods according to how healthy they are.

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Healthy Food

Humans

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An activity aimed at classifying foods according to how healthy they are.

Materials in My World

Link materials to their uses

An activity that aims to identify the materials that objects around us are made of.

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Link materials to their uses

Materials in My World

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An activity that aims to identify the materials that objects around us are made of.

Test for Unsaturated Compounds Using Bromine Water

Objective: To distinguish between saturated and unsaturated hydrocarbons.Materials: Test tubes – dro......

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Test for Unsaturated Compounds Using Bromine Water

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Objective: To distinguish between saturated and unsaturated hydrocarbons.Materials: Test tubes – dropper – test tube holder – cyclohexane solution – cyclohexene solution – bromine water.Steps: Place a small amount of cyclohexane in test tube (1). Place an equal amount of cyclohexene in test tube (2)......

Observation of chemical changes

Objective: To identify the effect of temperature on chemical changes and observe milk spoilage when......

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Observation of chemical changes

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Objective: To identify the effect of temperature on chemical changes and observe milk spoilage when left at room temperature.Materials: Small glass cup, equal amounts of milk.Steps: Pour equal amounts of milk into two small cups. Place the first cup in the refrigerator. Leave the second cup on a kit......

Sciences

The Unknown Substance

Objective: To identify the compounds that make up an unknown substance by comparing its reactions wi......

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The Unknown Substance

Sciences

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Objective: To identify the compounds that make up an unknown substance by comparing its reactions with known substances such as starch, sugar, and baking powder.Materials: Test tubes, sugar, starch, baking powder, unknown substance, water, iodine solution, sodium bicarbonate solution, dropper.Steps:......

Chemistry

Investigating Plant Responses (Tropism)

Investigating Plant Responses (Tropism)

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Investigating Plant Responses (Tropism)

Chemistry

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Investigating Plant Responses (Tropism)

Chemical reactions

Effect of the Type of Solute on Dissolution

Objective: To identify materials that dissolve in water and materials that do not.Materials: Three t......

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Effect of the Type of Solute on Dissolution

Chemical reactions

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Objective: To identify materials that dissolve in water and materials that do not.Materials: Three transparent cups _ Water _ Salt _ Sugar _ Sand _ Stirring spoonSteps: Put some water in each cup. Add a small amount of salt, sugar, and sand to the three cups of water. Stir each cup using the spoon a......

Sciences

Comparing Compounds

Objective: To understand the different properties of organic compounds (such as sugar, perfume, and......

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Comparing Compounds

Sciences

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Objective: To understand the different properties of organic compounds (such as sugar, perfume, and oil) despite containing the same elements: carbon, hydrogen, and oxygen.Materials: Sugar _ Perfume _ Vegetable oil _ Glass cups _ Hot water _ SpoonSteps: Place a spoonful of each substance (sugar, per......

inside the soil

This activity explores the different components of soil and their roles in plant growth.

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inside the soil

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This activity explores the different components of soil and their roles in plant growth.

Volcano Activity

Objective: To understand how a volcano erupts by simulating the pressure that pushes magma to the su......

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Volcano Activity

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Objective: To understand how a volcano erupts by simulating the pressure that pushes magma to the surface.Materials: Transparent rectangular container _ Layers of sand and clay _ Water _ Red modeling clay _ Transparent cover _ Wooden stickSteps: Form layers of soil inside the container and place a l......

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