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Question: When a parachutist freefalls and opens his chute, the force of gravity on him




Go to the article about: Gravity and freefall

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We are like tennant famers chopping down the fence around our house for fuel when we should be using Nature's inexhaustible sources of energy - sun, wind and tide. I'd put my money on the sun and solar energy. What a source of power! I hope we don't have to wait until oil and coal run out before we tackle that.

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