A 1.0 kg-ball moving at 2.0 m/s perpendicular to a wall rebounds from the wall at 1.5 m/s. The change in the momentum of the ball is:
A) zero
B) 0.5 N. s away from wall
C) 0.5 N . s toward wall
D) 3.5 N .s away from wall
E) 3.5 N .s toward wall

Question

Quizplus · Accepted Answer

The Answer of A 1.0 kg-ball moving at 2.0 m/s perpendicular to a wall rebounds from the wall at 1.5 m/s. The change in the momentum of the ball is:
A) zero
B) 0.5 N. s away from wall
C) 0.5 N . s toward wall
D) 3.5 N .s away from wall
E) 3.5 N .s toward wall

A 10 Kg-Ball Moving at 2