Question

consider the acceleration , velocity and displacement of a tennis ball as it falls to the ground and bounces back . Direction of which of these changed in the process
a) velocity only
b) Displacement and velocity
c) acceleration , velocity and displacement
d) Displacement and acceleration

Answer 1

Answer:

c is the answer for this questin

Answer 2

Answer:

B)

Explanation:

Only direction of displacement and velocity gets changed,acceleration is always directed vertically downward