Sounds with frequencies below 20 Hz are called infrasonic sound or infrasound. Humans generally cannot hear them. Give examples of animals that use infrasound for communication and the frequency they use.
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Sounds with frequencies below 20 Hz are called infrasonic sound or infrasound. Humans generally cannot hear them. Give examples of animals that use infrasound for communication and the frequency they use.
Sounds with frequencies below 20 Hz are called infrasound. Humans cannot typically hear these frequencies, although they may sometimes be felt as vibrations rather than heard as distinct sounds.