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September 21, 2014

Homework Help: Physics

Posted by Kaitlyn on Tuesday, October 16, 2012 at 6:34pm.

An asteroid with mass m = 1.85*10^9 kg comes from deep space, effectively from infinity, and falls toward Earth. How much work would have to be done on the asteroid by friction to slow it to 550 m/s by the time it reached a distance of 1.50*10^8 m from Earth?

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