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

Published by Pearson

# Chapter 27 - Early Quantum Theory and Models of the Atom - Misconceptual Questions: 8

Choice D.

#### Work Step by Step

The de Broglie wavelength is inversely proportional to the particle’s momentum, $\lambda = \frac{h}{p}$. A tossed baseball has a momentum of about 10 kg m/s. Planck’s constant is tiny; The baseball’s wavelength is far smaller than the size of a nucleus.

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