(50 points) set the ball and the barrier about two feet apart on the table. grasp both ends of the ruler. push the ball using the center of the ruler so the ball rolls, hits the barrier, and rebounds from it. describe the motion of the ball as it moves.

Ascientist is tracking an object orbiting the sun that is found between mars and jupiter. in order to classify the object as an asteroid, it must be at least

A1,700kg car is being used to give a 1,400kg car a push start by exerting a force of 140n the impulse on the smaller car during the 30.0s of contact is +670kg*m/s. what is the impulse of the smaller car on the larger car? -814 kg*m/s 0kg *m/s -670kg*m/s -550kg*m/s

Need this now! do pilots live long