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:......

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

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

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......

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

Keywords: Melting point – Materials – Bonds – Solid state – Heat

Keywords: Homogeneous mixtures – Heterogeneous mixtures – Solutions – Suspensions – Colloids

Keywords: Mixing substances – Separating a mixture of liquids (water and oil) – Separating a mixture of solid and liquid – Separating a mixture of solids

Keywords: Physical state change – Melting – Freezing – Evaporation – Condensation

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......

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......

Objective: To observe the properties of different liquids using colored water, honey, and milk.Materials: Colored water – honey – milk – wooden sticks – wax paper – dropperProcedure: Place a drop of each liquid on wax paper at close distances. Use a wooden stick to gently push each drop and observe......

Objective: Observe how the shape of a glass container affects the water level.Materials: Measuring cup – glass containers of different shapes – deep container – colored waterProcedure: Place the glass containers inside the deep container to keep them stable. Measure 100 mL of colored water in the me......