## Physics: Principles with Applications (7th Edition)

Published by Pearson

# Chapter 6 - Work and Energy - Misconceptual Questions: 3

Choice C.

#### Work Step by Step

The kinetic energy is proportional to the square of the speed, i.e., $KE = \frac{1}{2} mv^{2}$. Doubling the speed v will quadruple the kinetic energy.

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