Wednesday
April 23, 2014

Homework Help: Physics

Posted by Jennie on Sunday, February 7, 2010 at 11:18am.

Joshua has a mass of 60kg and stands next to a wall ona frictionless skateboard. If he pushes the wall with a force of 30N, how hard does the wall push on him? Show that Joshua accelerates at .5 m/s2 away from the wall.

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