8
QuizMultiple Choice

Properties of Sound — Quiz

Question 8 • Physical Science

Nico vibrates an object at different frequencies. At a certain frequency, the sound gets louder and then returns to the same volume when he moves to the next frequency. What is occurring when the sound gets louder?

Answer
A
Pitch is producing the louder sound.
B
The natural frequency of the object is changing.
C
A standing wave is being generated.
D
The amplitude of the wave is doubling.
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