Question

what are ultrasonic sounds
name two animals that produce ultrasonic sounds

Answer 1

the sound above 20hz is called ultrasonic sound
bats produce ultrasonic sound

Answer 2

Here is your answer,

Ultrasonic sound refers to the sound which has frequency above 20k Hz (20000 cycles per second).

Example of animals that produce ultrasonic sounds are, Whales, bats, moth etc.





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