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It means the air moves back and forth 70 times in one second. These vibrations in the air are what we perceive as sound.

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9y ago

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At what frequency does it hurt?

Does what hurt? Do you mean sound?


What is the relative frequency of a sound as perceived by a listener?

I think you mean pitch.


The pitch of a sound is the distance from the sound source?

The pitch of a sound means the frequency. That stays constant with distance. You mean the sound pressure level that decreases with distance.


How low or high a sound is its?

The pitch of a sound is determined by its frequency. A high-pitched sound has a higher frequency, while a low-pitched sound has a lower frequency. The unit of measurement for frequency is hertz (Hz).


What sound is decided by the frequency of its vibrations?

The pitch of a sound is determined by the frequency of its vibrations. A higher frequency produces a higher pitch sound, while a lower frequency produces a lower pitch sound.


What property of sound determines the pitch of a sound?

It is the frequency of a sound that determines its pitch. The higher the frequency, the higher the pitch.


Which characteristic of sound depends upon frequency?

frequency is the pitch of a sound


Is an echo a high or low frequency sound?

An echo can be either a high or low frequency sound, depending on the original sound that it reflects. The frequency of an echo is typically the same as the frequency of the original sound wave.


When referring to sound waves what does harmonics mean?

Harmonics are multiples of the fundamental frequency of the wave.


What is high or low sound called?

I think you mean its frequency, which is commonly described as its pitch


What characteristic of sound is most closely related to its frequency?

The pitch of sound is most closely related to its frequency. A higher frequency sound wave produces a higher pitch sound, while a lower frequency sound wave produces a lower pitch sound.


Does loudness of sound increase with frequency?

No, the loudness of a sound is related to its intensity, which is determined by the energy of the sound wave. Frequency refers to the number of vibrations per second and is perceived as pitch. In general, higher frequency sounds are perceived as more "sharp" or "high-pitched," but this does not necessarily mean they are louder.