Question

differentiate between sound and ultrasonic sound

Answer 1

Ultrasonic waves are acoustic waves that are so high in frequency that humans can't hear them; however, infrasonic waves are sound waves that are lower in frequency than what humans can hear. ... By definition, a sound wave travels at the speed of sound which varies depending on the medium through which it's traveling.

Answer 2

ultrasonic sound- It refers to the sound which is anything higher than the audible frequency. It means ultrasonic sound is more than 20,000Hz.


sound - it is a vibration that travels through air or any other medium and can be heard when it reachs to any person or animals ears.