Thursday
April 17, 2014

Homework Help: Science

Posted by Gift on Friday, March 8, 2013 at 12:56pm.

A car is moving at a constant velocity when it is involved in a collision.the car comes to rest after 0.45sec with an average acceleration of 65,0 m/s2 in the direction opposite that of the car's velocity. What was the speed ,in km/h, of the car before the collision?

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