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September 16, 2014

Homework Help: physics

Posted by k on Tuesday, December 3, 2013 at 8:29pm.

A 70.5kg football player is gliding across very smooth ice at 2.05m/s . He throws a 0.470kg football straight forward.

What is the player's speed afterward if the ball is thrown at 14.5m/s relative to the ground?


What is the player's speed afterward if the ball is thrown at 14.5m/s relative to the player?

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