Question

ultrasonic sounds are heard by​

Answer 1

Answer:

Ultrasound is very high-pitched sound. We cannot hear ultrasound (it has a frequency above 20,000 Hz, the upper limit of human hearing). However animals, such as dogs, bats, and dolphins, can hear these very high-pitched sounds. Bats use ultrasound to 'see' trees and insects at night.

Answer 2

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Ultrasonic sound is very high-pitched sound. We cannot hear ultrasound (it has a frequency above 20,000 Hz, the upper limit of human hearing ). However animals, such as dogs, bats and dolphins, can hear these very high-pitched sounds. Bats use ultra sound to "see" insects and trees at night.

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