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wally sees a ball sitting on the floor.he kicks the ball across the floor. does he do any work?if not why?if so what energy change is occurring?
13 years ago

Answers

Elena
for ball ΔKE =KE2 –KE1 = m•v²/2 - 0 =m•v²/2.
work of the boy W = ΔKE
13 years ago

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