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August 1, 2014

Homework Help: Physics

Posted by Physics on Thursday, September 24, 2009 at 9:16am.

I'm not sure how to do this problem

A 145-g baseball is droppexc from a tree 12.0 m above the ground. (a) Wtih what speed would it hit the ground if air resistance could be ignored? (b) If it actually hits the ground with a speed of 8.00 s^-1 m, what is the average force of air resistance exerted on it?

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