give two examples each for positive and negative work done by a force
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The 2 ex are we kick a ball to the wall and it again return like same speed we throng and if we hit a ball to a spongy area it would not return as we throng it.
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negative work done by friction force and gravitational force when throw upward
Positive work done by spring force pull any object toward itself and gravitational force when dropped downward
Positive work done by spring force pull any object toward itself and gravitational force when dropped downward
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