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July 30, 2014

Homework Help: physics

Posted by Nabil on Thursday, February 3, 2011 at 5:19pm.

a 900 N running back moving at 2.0 m/s is stoppped in 0.70 seconds when hit by a lineback. What average foarce did the linebacker exert on the running back?

How much did the running back's momentum change?

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