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Physics, 27.03.2022 20:10 evansh78

2) A 200-kg boulder is 1000 m above the ground. a)What is its potential energy when it is 1000 m above the ground b) What is its kinetic energy when it is 1000-m above the ground? The boulder begins to fall. What is its potential energy when it is 500- the ground? c)Where did the "lost" potential energy go? d) What is the kinetic energy of the boulder when it has fallen 500 m? e) What is the kinetic energy of the boulder just before it hits the ground

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