A 947 kg car is traveling WEST at 37 m/s. A 5235 kg truck is traveling EAST at 9 m/s. They collide head-on, and stick together. Assume EAST to be the positive direction.
1. What is the velocity of the center of mass of the car and truck before the collision?
2.What is the velocity of the car after the collision?
3.What is the velocity of the center of mass of the car and truck after the collision?