1. A 1 kg blob of clay moving at 8 m/s collides inelastically with a 3 kg wooden block that is initially at rest. a. What is the initial momentum of the system? b. What must be the final momentum of the system? c. Calculate the velocity of the blob and block immediately after the collision. 2. A 1,250 kg car is stopped at a traffic light. A 3,550 kg truck moving at 8.33 m/s hits the car from behind. a. What is the initial momentum of the system? b. What must be the final momentum of the system? c. If the bumpers of the car and truck lock, how fast will the two vehicles move together