Q4. a 5.0-kg bowling ball rolls down a frictionless 2.5 m tall ramp and strikes a
stationary mass at the bottom of the ramp in a pertectly elastic collision.
to what
height back up the ramp does the first bowling travel after the collision if
a) the stationary mass is also 5.0 kg
b) the stationary mass is 10.0 kg
c) the stationary mass is 500.00kg