A metal ball and a rubber ball, both having the same mass, strike a wall normally with the same velocity. The rubber ball rebounds and the metal ball does not rebound. It can be concluded that

• A. The rubber ball suffers greater change in momentum
• B. The metal ball suffers greater change in momentum
• C. The initial momentum of the rubber ball is greater than that of the metal ball
• D. Both suffer the same change in momentum

Answer: (A)