A 0.7 ball falls down and hits the floor at a speed of 15 m/s. The ball then bounces back up at aspeed of 12 m/s. If the ball was in contact with the floor for 0.06 s, what was the average force from the floor on the ball?

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A 0.7 ball falls down and hits the floor at a speed of 15 m/s. The ball then bounces back up at aspeed of 12 m/s. If the ball was in contact with the floor for 0.06 s, what was the average force from the floor on the ball?

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From Newton's second law

Average force = change in momentum/time 

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