Q: What is the term used to measure the intensity of sound waves?


Read this paragraph and choose the correct option from the provided answers:

Loudness refers to how loud or soft a sound seems to a listener. The loudness of sound is determined, in turn, by the intensity, or amount of energy, in sound waves. The unit of intensity is the decibel (dB).

 Choices:

- amplitude

- phon

- hertz

- decibel


A:
decibel