Physics, 07.10.2020 14:01, theodisb2568

A 5 kg object is dropped from the top of a 40 m tall building. What is its initial potential energy? What is its velocity the instant it hits the ground? What is its velocity after it has fallen 25 m?

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A 5 kg object is dropped from the top of a 40 m tall building. What is its initial potential energy?...