A woman tries to put lipstick in the car. She has to come to a fast stop, and the lipstick falls to the floor and rolls forward, under the brake pedal. She dies. Why does this happen?

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