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Fleming’s Left Hand Rule Experiment, Electric current and magnets. Level Elementary. Concept When two magnets are close together, magnetic forces are at work. Two magnets repel or attract each other. A wire carrying an electric current and a magnet also repel or attract, because electric current makes a magnetic field. Materials solder wire enameled wire…
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Photosynthesis Experiment Level Elementary: Concept It is confirmed that starch is made in the leaf of the plant by photosynthesis. It is confirmed that light is necessary for carrying out photosynthesis. Materials leaf of plant, filter paper, clear file, hammer, bleach for kitchen(chloride ion), iodine liquid, culture dish, aluminum foil and beaker Working How to…
Flame reaction, Chemistry Experiment, Level Elementary Concept Some metals such as alkali metals and alkaline-earth metals show peculiar color flame when each metals are heated in the gas burner. This flame reaction is shown greatly and plainly. Materials spray (3), alcohol, lithium chloride, copper(Ⅱ)chloride potassium chloride, gas burner or candle. Procedure (1)Alcohol is put in…
Make a solar cell in your kitchen Make a solar cell Video 1 Make a solar cell Video 2 A solar cell is a device for converting energy from the sun into electricity. The high-efficiency solar cells you can buy at Radio Shack and other stores are made from highly processed silicon, and require huge…