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November 21, 2014

November 21, 2014

Posted by **Yang** on Monday, February 3, 2014 at 9:55pm.

- Physical -
**Damon**, Monday, February 3, 2014 at 10:07pmchange of momentum = .14 * 38

average speed during stop = 38/2 = 19

time to stop = t =.15/19 = .00789 seconds

F = change in momentum/time = .14*38/.00789

= 674 Newtons

(ouch)

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