Homework Help: Physics

Posted by Phil on Tuesday, September 14, 2010 at 11:07pm.

A child on a sled reaches the bottom of a hill with a velocity of 12.0 m/s and travels 22.0 m along a horizontal straightaway to a stop.

If the child and sled together have a mass of 59.0 kg, what is the magnitude of the average retarding force on the sled on the horizontal straightaway?

Physics - Anonymous, Monday, June 18, 2012 at 3:41am
gcbf

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