4. The two sleds shown below are about to collide. If they stick together in the collision, what will happen after the collision? (In this collision, there is no friction between the sleds and the snow.)
Sled A
Mass: 140 kg
Speed: 17 m/s
Sled B
Mass: 80 kg
Speed: 24 m/s
O A. The two sleds will move to the left.
O B. The two sleds will move to the right
O C. The two sleds will be motionless in the middle.
O D. There is not enough information to know which sled will be pushed backward.
5. The two sleds shown below are about to collide. When they collide, they bounce off each other and no energy is lost. The kinetic energy of sled A is 39,561 Jjust
collision is
The
each led after