The figure below represents the sound wave for a pure tone. At 90°, there is:
A) high atmospheric pressure and a high density of air molecules
B) high atmospheric pressure and a low density of air molecules
C) low atmospheric pressure and a high density of air molecules
D) low atmospheric pressure and a low density of air Molecules

Question

The figure below represents the sound wave for a pure tone. At 90°, there is: 
A) high atmospheric pressure and a high density of air molecules 
B) high atmospheric pressure and a low density of air molecules 
C) low atmospheric pressure and a high density of air molecules 
D) low atmospheric pressure and a low density of air Molecules

Quizplus · Accepted Answer

The Answer is A

The Figure Below Represents the Sound Wave for a Pure