Question: This may seem like an easy question for a physics type to answer: With what force does a rock that weighs 10 N strike the

This may seem like an easy question for a physics type to answer: With what force does a rock that weighs 10 N strike the ground if dropped from a rest position 10 m high? In fact, the question cannot be answered unless you know more. Why?

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The work that the rock does on the ground is equal to its PE before being dropped mgh 100 joule... View full answer

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