Question

1. which picture on the inside test page of pg. 82 best shows a student listening to a high - pitched sound? * 5 points

a
b
c

Explanation:

High-pitched sounds correspond to high frequency sound waves, which have closely spaced wavefronts. Image B shows the most closely packed sound waves, matching the property of high-pitched sound.

Answer:

B. The image with closely spaced sound waves