physics

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?

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2. 👎 0
3. 👁 116
1. KE= 1/2 mv^2 in each case.

work =finalKE-initialKE

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2. 👎 0

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