adamkass4 adamkass4

20-12-2017
Physics

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a cinder block is sitting on a platform 20 m high. it weighs 7.9 the block has potential energy. calculate it.

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jeetao04p19e3c jeetao04p19e3c

20-12-2017

I assume that 7.9 is 7.9 newton .I think the answer is the correct answer

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