Seudónimo Seudónimo

16-06-2017
Biology

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a 3kg book is perched on the edge of a shelf 1.5 m from floor compare the pe and ke as the book hits the floor if it is moving at 5.4 m/s

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zoebyleroruqqt zoebyleroruqqt

21-06-2017

the answer is pe= 0, ke=44 j .

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