Question

ultrasonic and infrasonic sound​

Answer 1

Answer:

This is your answer bro

Answer 2

Explanation:

audible audible sound waves whose frequencies are less than 20 hz are in the infrasonic range. human ear can't hear this sound but elephants and whales can hear this. frequencies about 20,000Hz are in the ultrasonic range. the audible range of dogs, mice, cats extends into ultrasonic frequencies