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An 8 kg ball is moving at 4 m/s. Work is done on the ball to give it a speed of 12 m/s. What is the balls initial kinetic energy? What is the balls final kinetic energy? What work was done on the ball?
14 years ago

Answers

bobpursley
KE= 1/2 mv^2 in each case.

work =finalKE-initialKE
14 years ago

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