A hockey puck has a mass of 0.118 kg and is at rest. A hockey player makes a shot, exerting a constant force of 28.0 N on the puck for 0.16 s. With what speed does it head toward the goal?

Answer 1

Force = change in momentum / change in time

28 = m v/t = .118 v / .16

v = 28 (.16)/.118 = 38 m/s