A144-g baseball moving 26 m/s strikes a stationary 5.25-kg brick resting on small rollers so it moves without significant friction. after hitting the brick, the baseball bounces straight back, and the brick moves forward at 1.05 m/s
(a) what is the baseball spped after the collision?
(b) find the total kinetic energy before and after the collision.
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A144-g baseball moving 26 m/s strikes a stationary 5.25-kg brick resting on small rollers so it move...
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