A 120 gram ball moving to the right at 4 m/s catches up and collides with a 440 gram ball that is moving to the right at 1.2 meter per second.
A) If the collision is perfectly elastic, determine what is the speed of the 120 gram ball after the collision?
B) If the collision is perfectly elastic, find the speed of the 440 gram ball after the collision?
C) If the collision is perfectly elastic, find the direction of motion of the 440 gram ball after collision?