shmoneybossman shmoneybossman

12-12-2017
Physics

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A 0.02kg rock strikes the ground with 0.36 of kinetic energy. what was its velocity

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kritter1 kritter1

12-12-2017

Kinetic energy= (0.5)(m)(v)^2
0.36=(0.5)(0.02)(v)^2
0.72=0.02v^2
0.72/0.02=v^2
36=v^2
v= 6 m/s

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