posted by Billy on .
A hockey puck has a mass of 0.120 kg and is at rest. A hockey player makes a shot, exerting a constant force of 29.5 N on the puck for 0.16 s. With what speed does it head toward the goal?
You should have come across a law that says the momentum change equals the impulse. In your case, the momentum change is the final momentum.
M*V = F*t
Plug in the appropriate numbers and solve for V