When a hockey player makes a wrist shot, he applies a reasonably constant force to a puck for a distance of between 0.8 to 1.4 m. Explain why the work energy theorem may be used to analyse the resulting motion of the puck.

Ahockey player of mass 82 kg is traveling north with a velocity of 4.1 meters per second he collides with the 76 kg player traveling east at 3.4 meters per second if the two players locked together momentarily in what direction will they be going immediately after the collision how fast will they be moving