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

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

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

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

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

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

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

Keywords: Chemical reaction – Reactants – Products – Change

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......

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:......

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 –......

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

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......

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......

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

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

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

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

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

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......

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

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

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

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