February 26, 2017

Homework Help: physics

Posted by savannah on Friday, October 14, 2011 at 11:34am.

A hockey puck is hit on a frozen lake and starts moving with a speed of 10.6 m/s. Five seconds later, its speed is 6.10 m/s.
(a) What is its average acceleration?
(b) What is the average value of the coefficient of kinetic friction between puck and ice?

(c) How far does the puck travel during this 5.00 s interval?

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