How does sound’s volume or intensity (not pitch) behaves physically? Like frequency is the length between waves?

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How does sound’s volume or intensity (not pitch) behaves physically? Like frequency is the length between waves?

In: Physics

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It’s the height of the wave, i.e. its amplitude.

The pitch/frequency is how often the air molecules vibrate back and forth in a second, the intensity is how **far** they vibrate back and forth with each swing.