Posted by **bob** on Wednesday, April 6, 2011 at 8:17pm.

dynamics

A curling stone has a mass of 20kg. a curler pushed the stone across the ice to launch it down the rink.

a)if the curler starts to move the stone by pushing it with 15N, what is the stones initial acceleration?

b)once moving, how much force is required to keep the stone moving at a uniform velocity?

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