Awell-thrown ball is caught in a well-padded mitt. if the deceleration of the ball is 2.10\times 10^{4} m/s^2, and 1.85 ms \left(1\: ms=10^{-3}\: s\right) elapses from the time the ball first touches the mitt until it stops, what was the initial velocity of the ball?

The diagram shows a series of volcanic island and a hot spot determine the direction of movement of the tectonic plate that for the island

Aplayer uses a hockey stick to push a puck at a constant velocity across the ice. the weight of the puck is 170 n. the coefficient of friction is 0.0600. with what force must the player push the puck so that his force just equals the frictional force? 28.3 n 0.999 n 0.102 n 0.0104 n

Acar driving 22.7 m/s on flat ground drives off a 42.3 m high cliff. how much time does it take to reach the ground?