Question: What is the momentum of a 10 kg object moving at 3 m/s?

Options:

1. 30 kg·m/s
2. 10 kg·m/s
3. 3 kg·m/s
4. 0 kg·m/s

Correct Answer: 30 kg·m/s

Solution:

Momentum p = mv = 10 kg * 3 m/s = 30 kg·m/s.