A 30 Kg Object Is Moving to the Right at 4

Multiple Choice

A 3.0 kg object is moving to the right at 4.0 m/s. It collides in a perfectly inelastic collision with a 6.0 kg object moving to the left at 2.0 m/s. What is the total kinetic energy after the collision?

A) 62 J
B) 25 J
C) 12 J
D) 0.0 J