21
QuizMultiple Choice
Unit Test — Unit test
Question 21 • BHS-Physics B-CR
The figure shows a sound wave as a function of time when the source is stationary with respect to the observer.
Answer
A
An illustration of a transverse wave and three crests and three troughs are labeled 1 s total.
B
An Illustration of a transverse wave that is taller than the previous. Three crests and three troughs are labeled 1 s total.
C
An Illustration of a transverse wave and four crests and four troughs are labeled 1 s total.
D
An Illustration of a transverse wave and seven crests and seven troughs are labeled 1 s total.