Answer:
The momentum of the ball is 60 kg m/s.
Step by step explanation:
The momentum (p) of an object is calculated by multiplying its mass (m) by its velocity (v):
p = m * v
Plugging in the given values, we get:
p = 7.5 kg * 8 m/s
p = 60 kg m/s
Therefore, the momentum of the ball is 60 kg m/s.