First Grad.... inSecond Ter... | Science
Model of the solar systemThe goal of the experimentThis activity shows a model of the solar system, showing the rotation of the planets around the sun Unit Three: The Earth and the UniverseLesson 1: Celestial bodies
Grade eigh.... inFirst seme... | Sciences
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......
Second gra.... inSecond Ter... | Science
the splitting of white light into seven spectrum colors
Grade eigh.... inFirst seme... | Sciences
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......
Fifth Grad.... inFirst Term | Sciences
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......
Grade eigh.... inFirst seme... | Sciences
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......
Grade eigh.... inFirst seme... | Sciences
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......
Grade eigh.... inFirst seme... | Sciences
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......
Grade eigh.... inFirst seme... | Sciences
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 th......
Fifth Grad.... inFirst Term | Science
Purpose of experimentLaw of attraction and repulsion between magnetic polesTools two magnets (determined with the south and north poles) - wooden holder - string - paperstepsWelcome. Now you are going to do an experiment that shows.. Law of attraction and repulsion between magnetic poles. Look......
Grade seve.... inSecond ter... | Science
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......
fourth gra.... inThird seme... | Science
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......
Grade seve.... inFirst seme... | Sciences
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......
Grade seve.... inFirst seme... | Sciences
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......
Grade seve.... inFirst seme... | Sciences
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......
Grade twel.... inFirst seme... | Chemistry
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......
Sixth Grad.... inFirst Term | Sciences
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......
Grade seve.... inFirst seme... | Sciences
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......
Fifth Grad.... inFirst Term | Science
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, ......
fifth grad.... inFirst Term | Science
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......
Sixth Grad.... inFirst Term | Sciences
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......
Second gra.... inSecond ter... | Chemistry
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......
fifth grad.... inFirst Term | Science
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......
Fourth gra.... inSecond Ter... | Science
The effect of speed in collision
fourth gra.... inThird seme... | Science
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......
fourth gra.... inThird seme... | Science
the goal:Exploring how mammals keep their bodies warm in cold places.Materials and tools:Vegetable fat - Ice - Kitchen brush - Stopwatch.Steps:Lower the lab assistant's hand into the ice and note the stopwatch time.Note how long the lab assistant can tolerate the cold before raising their hand.Use t......
Sixth Grad.... inFirst Term | Science
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:
Fifth Grad.... inSecond Ter... | Science
Direction of gravitational influence
Fifth Grad.... inSecond Ter... | Science
Objective of the experiment:To study air resistanceExperiment tools:Boxes - ParachuteExperiment steps:- In front of you boxes press the drop button and note the arrival of the boxes down.- We notice the boxes hanging with a parachute arriving at the end as a result of the force ofair friction to the......
Fifth Grad.... inSecond Ter... | Science
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......
Fourth gra.... inSecond Ter... | Science
Energy transformations in devices
Fifth Grad.... inSecond Ter... | Science
Gravity between the sun, earth and moon
Fourth gra.... inSecond Ter... | Science
Energy transformations in Newton's pendulum
Fourth gra.... inSecond Ter... | Science
The effect of the mass of bodies in collision
Fourth gra.... inSecond Ter... | Science
The relationship between the mass of objects and their velocity
Fourth gra.... inFirst term | Science
The crash effect of a wrecking ball
fourth gra.... inThird seme... | Science
The relationship between velocity and kinetic energy
Sixth grad.... inFirst Term | Science
Demonstrate the transfer of water inside a plantPlease watch the video of the experiment by clicking here before starting it
Fifth Grad.... inFirst Term | Sciences
Clarify whether soil is one of the basic needs of plantsPlease watch the video of the experiment by clicking here before starting it
fifth grad.... inFirst Term | Science
Clarify that light is one of the basic needs of plantsPlease watch the video of the experiment by clicking here before starting it
Fifth Grad.... inSecond Ter... | Science
Objective of the experiment:To study the relationship between friction and motionExperiment tools:crane - car with wheels that can be demounted and installedExperiment steps:- Take off the wheels of the car and put them on the beginning of the plank and note what happens.- We notice that the car is......
Fifth Grad.... inSecond Ter... | Science
Objective of the experiment:To prove that the soil contains microorganismsExperiment tools:Funnel - Holder - Muslin - Light source - Basin - Water - Soil - Digging spoonExperiment steps:- Fix the funnel in the holder and put a piece of muslin in the funnel.- Fill the basin with water and place it at......
Fifth Grad.... inSecond Ter... | Science
Objective of the experiment:To identify the components of the soilExperiment tools:Flask - Water - Soil - Plug - Drilling spoonExperiment steps:- Fill the flask halfway with a soil sample.- Fill the other half of the tester with water.- Shake the tester well and leave it on the table for some time......
Fifth Grad.... inSecond Ter... | Science
Objective of the experiment:To study Water and air resistance to movement of objectsExperiment tools:two ships, one with a sailExperiment steps:- Press the start button and note that each ship is moving against the wind with the same speed in the two ships.- We notice the movement of a ship without......
fifth grad.... inThird Seme... | Science
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......
fourth gra.... inSecond Ter... | Science
What is the reason for the occurrence of night and day?
Fourth gra.... inFirst term | Science
Visual DefectsPlease watch the video of the experiment by clicking here before starting it
Fourth gra.... inFirst term | Science
Clarify the relationship between light and the sense of sight
Fourth gra.... inFirst term | Science
Calculation of the response time of the senses of sight and hearing
Fourth gra.... inFirst term | Science
Light interaction with different types of materials (Reflection)
Fourth gra.... inFirst term | Science
Adaptation of animals and plants
Fourth gra.... inSecond Ter... | Science
Objective of the experiment:To identify the transformations of electrical energyExperiment tools:A light bulb - A hair dryer - A mobile phone with a charger - An iron - A TV -A washing machine - A motor - An electric heater - A radio - A toast makerExperiment steps: - Note the electrical energy chan......
Fifth Grad.... inSecond Ter... | Science
Investigate the movement of the sun using the shadow
Third grad.... inThird Seme... | Science
Modeling acceleration and deceleration
fifth grad.... inThird Seme... | Science
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......
fifth grad.... inThird Seme... | Science
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......
Second gra.... inSecond Ter... | biology
Unit Four: Structure and Function in Living Organisms. Absorption and transport of water and mineral salts in the plant.Objective of the experiment:To prove the rise of water in the plant by the force of transpirationExperiment tools:Leafy plant - Scissors - Water basin - Mercury basin - Rubber......
fourth gra.... inSecond Ter... | Science
Unit Three: The Universe.Lesson Two: lunar eclipse.Objective of the experiment:To identify the types of lunar eclipsesExperiment tools: A ball (the Earth) - An electric lamp (the sun) - A tennis ball (the moon)Experiment steps:- Place the electric lamp (which represents the sun) and the balls( Ea......
Second gra.... inSecond Ter... | biology
Unit Four: Structure and Function in Living Organisms. Absorption and transport of water and mineral salts in the plant.Objective of the experiment:To clarify the process of transpiration in plantsExperiment tools:Pot - Cotton with Vaseline - Bell jar - Glass plate - Cobalt chloride blue leaves......
fourth gra.... inSecond Ter... | Science
Unit Three: The Universe.Lesson one: solar eclipse.Objective of the experiment:To identify the types of solar eclipsesExperiment tools:A ball (the Earth) - An electric lamp (the sun) - A tennis ball (the moon)Experiment steps: - Place the tennis ball (the moon) between the light source (the sun) and......
fifth grad.... inThird Seme... | Science
Unit One: Forces and Motion. Lesson Two: Leverage Law.Objective of the experiment:To prove the law of leversExperiment tools:Graduated ruler - Coins (1 newton) - Cubes (2 newtons)Experiment steps:- In front of you are some tools, keep the lever in balance to achieve the law of levers.Conclusion......
fifth grad.... inThird Seme... | Science
Proving the law of levers by using spring balance
Third grad.... inThird Seme... | Science
Parallel Connection This video shows how to conduct the experiment
Third grad.... inThird Seme... | Physics
the goal:We determine the relationship between the polarity of the field and the direction of the current.We also explain the relationship between the intensity of the electric current and the strength of the magnetic field.Materials and tools:Cardboard - Iron nail - Ammeter - Battery - Electrical s......
First Grad.... inThird Seme... | Science
Animal and plant cell under a microscope
Seventh Gr.... inFirst Term | Science
Unit One: Chemical Reactions. Lesson Three: Chemical equation and chemical reaction.This experiment aims to understand the chemical reaction process by igniting a strip of magnesium in the air, as this experiment represents the reactants, the reaction condition and the reaction product.
Ninth Grad.... inFirst Term | Science
The goal of the experimentThis activity illustrates a model of the planet that shows the rotation of the moon around the earth, the rotation of the earth around its axis, as well as the internal structure of the earth Unit Three: The Earth and the UniverseLesson one: the celestial bodies
fourth gra.... inThird seme... | Science
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......
First Grad.... inThird Seme... | Science
Watching onion cells (introductory experiment)
fourth gra.... inFirst Term | Science
How does an earthworm respond to light?
fourth gra.... inSecond Ter... | Science
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......
fourth gra.... inThird seme... | Science
Mixing and separation of substances
fourth gra.... inSecond Ter... | Science
Which one allows water to seep faster: soil or gravel?
Eighth Gra.... inFirst Term | Science
Unit Two: Forces and Motion.Lesson Two: Forces Accompanying Motion.The goal of the experiment This experiment aims to clarify the process of fluid transfer and penetration through the pores and cell walls from the least concentrated medium to the higher concentration medium Experience Tools Glass be......
Grade twel.... inFirst seme... | Chemistry
Unit One: Chemical Reactions. Lesson two: the speed of chemical reactions.
First Grad.... inSecond Ter... | Science
Writing and weighing chemical equations
Second gra.... inSecond Ter... | Science
Unit Two: Sound and Light. Lesson 2: The wave nature of light.
fifth grad.... inThird Seme... | Science
Types of lensesPlease watch the video of the experiment by clicking here before starting it
Second Gra.... inThird Seme... | Science
realization of light refraction
First Grad.... inSecond ter... | Sciences
Creating a Model of Earth's Interior (Experimental Approach)
fifth grad.... inSecond Ter... | Science
How does the angle of inclination of sunlight affect temperatures?
Fourth Gra.... inFirst Term | Science
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:......
Second gra.... inFirst Term | Science
This experiment aims to understand how to calculate the density of solids through knowledge of mass and volume
Twelfth gr.... inFirst Term | Chemistry
Unit One: Chemical Reactions.Lesson Two: chemical compounds.This experiment aims to learn how to distinguish between acid and alkali solutions in the laboratory through reagents and the red and blue litmus papers.
Fourth Gra.... inFirst seme... | Science
Determine the density of solid objects
eleventh g.... inFirst Term | physics
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......
Sixth grad.... inThird Seme... | Science
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......
Sixth Grad.... inFirst Term | Science
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......
Grade twel.... inFirst seme... | Chemistry
Unit One: Chemical Reactions. Lesson two: the speed of chemical reactions.
From grade.... inFirst & se... | Science
Unit Two: Sound and Light. Lesson 2: The wave nature of light.
First Grad.... inSecond Ter... | Science
Methods for measuring pHPlease watch the video of the experiment by clicking here before starting it
First Grad.... inThird Seme... | Science
Simple and complex epithelial tissue
First grad.... inSecond Ter... | biology
Effect of light on the appearance of chlorophyll in some plants
Sixth grad.... inFirst Term | Science
How does the large intestine help in the digestion process?
Sixth grad.... inFirst Term | Science
What temperatures stimulate yeast growth?
Model of the solar systemThe goal of the experimentThis activity shows a model of the solar system,......
purpose of experimentHow the shadow is formedtoolsDark body (ball) - Light source (torch )stepsWelco......
the splitting of white light into seven spectrum colors
Purpose of experimentSeeing objects through different materialstoolsPicture in the frame - frosted g......
purpose of experimentFormation of the images through narrow holestoolscardboard box - semi......
purpose of experimentMixing the primary colors light to produce the secondary lighttools 3 tripods -......
Unit Two: Sound and Light. Lesson 2: The wave nature of light.Purpose of experimentLight travel......
purpose of experiment seeing through transparent objectstoolsRed apple - red glass sheet- green glas......
purpose of experimentMixing the seven spectrum colors to produce the white lightExperiment tools&nbs......
Purpose of experimentLaw of attraction and repulsion between magnetic polesTools two magnets (d......
purpose of experienceHow to measure an object's weight by using a spring scaleToolsspring balance -......
purpose of experimentHow you can measure the mass of a solid object by using a two pans balancetools......
Purpose of experimentElectromagnetic GenerationExperiment toolsa long wrought-iron nail - an insulat......
purpose of experimentThe Magnetic Field of Electric Currenttoolsa small compass - an insulated conne......
purpose of experimentGenerating electric current using magnetsToolsA long insulated copper wire coi......
Purpose of experiment Preparation of oxygen gas in the laboratory Toolsglass beaker - two-......
purpose of experiment The difference in the degree of heat conduction of different metals Tools Buns......
Purpose of experimentPreparation of carbon dioxide gas in the laboratorytoolsgraduated flask - glass......
Purpose of experimentThe direction of the free magnettoolsmagnetic rod - metal paper clipsstepsWelco......
Objective of the experiment:Detection of carbon dioxide gas during plant respirationExperiment tools......
Objective of the experiment:Making a thermometerExperiment tools:Glass basin - Graduated cylinder -......
Objective of the experiment:Calculate the volume percentage of oxygen in the airExperiment tools:Gla......
the goal:Identifying the components of the digestive system.Materials and tools:A model of the diges......
the goal:Testing the time it takes for a glass ball to roll down a slope and determining whether the......
the goal:Exploring how mammals keep their bodies warm in cold places.Materials and tools:Vegetable f......
The goal of the experiment: experiment to learn the concept of speed and how we can measure it Exper......
Direction of gravitational influence
Objective of the experiment:To study air resistanceExperiment tools:Boxes - ParachuteExperiment step......
Objective of the experiment:To compare the friction between different solid bodiesExperiment tools:T......
The relationship between the mass of objects and their velocity
The relationship between velocity and kinetic energy
Demonstrate the transfer of water inside a plantPlease watch the video of the experiment by clicking......
Clarify whether soil is one of the basic needs of plantsPlease watch the video of the experiment by......
Clarify that light is one of the basic needs of plantsPlease watch the video of the experiment by cl......
Objective of the experiment:To study the relationship between friction and motionExperiment tools:cr......
Objective of the experiment:To prove that the soil contains microorganismsExperiment tools:Funnel -......
Objective of the experiment:To identify the components of the soilExperiment tools:Flask - Water - S......
Objective of the experiment:To study Water and air resistance to movement of objectsExperiment tools......
Unit One: Forces and Motion.Lesson One: types of levers.Objective of the experiment:To identify to&n......
What is the reason for the occurrence of night and day?
Visual DefectsPlease watch the video of the experiment by clicking here before starting it
Clarify the relationship between light and the sense of sight
Calculation of the response time of the senses of sight and hearing
Light interaction with different types of materials (Reflection)
Objective of the experiment:To identify the transformations of electrical energyExperiment tools:A l......
Investigate the movement of the sun using the shadow
Unit One: Forces and Motion.Lesson One: types of levers.Objective of the experiment:To identify to&n......
Unit One: Forces and Motion.Lesson One: types of levers.Objective of the experiment:To identify to&n......
Unit Four: Structure and Function in Living Organisms. Absorption and transport of water and mi......
Unit Three: The Universe.Lesson Two: lunar eclipse.Objective of the experiment:To identify the ty......
Unit Four: Structure and Function in Living Organisms. Absorption and transport of water and mi......
Unit Three: The Universe.Lesson one: solar eclipse.Objective of the experiment:To identify the types......
Science
Proving the law of leversUnit One: Forces and Motion. Lesson Two: Leverage Law.Objective of the experiment:To prove the......
the goal:We determine the relationship between the polarity of the field and the direction of the cu......
Unit One: Chemical Reactions. Lesson Three: Chemical equation and chemical reaction.This experi......
The goal of the experimentThis activity illustrates a model of the planet that shows the rotation of......
the goal:Explain how distilled water is obtained.Materials and tools:2 flasks - condenser - connecti......
the goal:To discover how the water content in plants affects their weight.Materials and tools:Balanc......
Which one allows water to seep faster: soil or gravel?
Unit Two: Forces and Motion.Lesson Two: Forces Accompanying Motion.The goal of the experiment This e......
Unit One: Chemical Reactions. Lesson two: the speed of chemical reactions.
Types of lensesPlease watch the video of the experiment by clicking here before starting it
Creating a Model of Earth's Interior (Experimental Approach)
How does the angle of inclination of sunlight affect temperatures?
Science
The difference of materials from each other in electrical conductivityThe goal of the experiment: Explain the difference of materials from each other in the ability of el......
This experiment aims to understand how to calculate the density of solids through knowledge of mass......
Unit One: Chemical Reactions.Lesson Two: chemical compounds.This experiment aims to learn how to dis......
The goal of the experiment This experiment aims to practically determine the density of a liquid. Ex......
The goal of the experiment: Determination of the volume of a solid body given the volum......
The goal of the experiment: Explain the movement drawing at regular speed graphically Experim......
Unit One: Chemical Reactions. Lesson two: the speed of chemical reactions.
Unit Two: Sound and Light. Lesson 2: The wave nature of light.
Methods for measuring pHPlease watch the video of the experiment by clicking here before starting it......
Effect of light on the appearance of chlorophyll in some plants
How does the large intestine help in the digestion process?