• 2022-06-07
    A 2-kg cart, traveling on a horizontal air track with a speed of 6 m/s, collides with a stationary 4-kg cart. The carts stick together. The impulse exerted by one cart on the other has a magnitude of:
    A: 0
    B: 4 N · s
    C: 8 N · s
    D: 12 N · s
    E: 16 N · s