## Conceptual Physics (12th Edition)

Published by Addison-Wesley

# Chapter 7 - Think and Discuss: 120

#### Answer

If one ball popped out with twice the speed, momentum would be conserved. $$mv + mv = m(2v)$$ However, energy would not be conserved, so this can never happen. $$\frac{1}{2}mv^{2} + \frac{1}{2}mv^{2}$$

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.