As a basketball player starts to jump for a rebound,he begins to move upward faster and faster until he leaves the floor.During this time that he is in contact with the floor,the force of the floor on his shoes is:
A)bigger than his weight.
B)equal in magnitude and opposite in direction to his weight.
C)less than his weight.
D)zero.

Question

Quizplus · Accepted Answer

For the basketball player to accelerate upwards and eventually leave the floor, the force exerted by the floor on his shoes must be greater than his weight. This additional force is what propels him upwards against gravity.

As a Basketball Player Starts to Jump for a Rebound,he