Posted by Kim on .
A ball of mass 0.202 kg has a velocity of 1.54 m/s right; a ball of mass 0.298 kg has a velocity of 0.410 m/s left. They meet in a headon elastic collision.

Physics 
bobpursley,
and the question is?
Posted by Kim on .
A ball of mass 0.202 kg has a velocity of 1.54 m/s right; a ball of mass 0.298 kg has a velocity of 0.410 m/s left. They meet in a headon elastic collision.
and the question is?