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A simple experiment which shows the power of heat.

01:04

Physics

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Easy Experiments, Turbine powered by heat, Here is what you need, bottle, skewer, tealights, lighter, scissors, aluminium foil, Make a spiral, out of aluminium foil, Place some tealights, around the bottle, Ignite the tealights, with a lighter, Put a skewer, into the bottle, Put the spiral, on top of the skewer, Watch it, spin, What do you think?, Why does the heat make the spiral spin?, As heated air expands, it becomes less dense than cold air, therefore it rises up and makes the spiral rotate., Explanation

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