Question

1) Ultrasonic and infrasonic sound name
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Answer 1

Answer:

Sounds of frequencies below 20 Hz are called infrasonic sound or infrasound. Frequencies higher than 20 kHz are called ultrasonic sound or ultrasound.

Answer 2

Answer:

communicate using ultrasonic hearing. infrasound, is a low frequency sound less than 20Hz . animals that can communicate using infrasonic sound are: rhinos, hippos, elephants, whales, octopus, pigeons, squid, Cuttlefish, cod, guinea fowl.

Explanation:

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