A tennis ball is dropped from 1.19 m above
the ground. It rebounds to a height of 0.91 m.
With what velocity does it hit the ground?
The acceleration of gravity is 9.8 m/s
2
. (Let
down be negative.)
1. answer in m/s
2.with what velocity does it leave the ground
3.If the tennis ball were in contact with the
ground for 0.0105 s, ﬁnd the acceleration
given to the tennis ball by the ground.

Question

A tennis ball is dropped from 1.19 m above
the ground. It rebounds to a height of 0.91 m.
With what velocity does it hit the ground?
The acceleration of gravity is 9.8 m/s
2
. (Let
down be negative.)
1. answer in m/s
2.with what velocity does it leave the ground
3.If the tennis ball were in contact with the
ground for 0.0105 s, ﬁnd the acceleration
given to the tennis ball by the ground.