The content discusses the fundamentals of acoustics, focusing on sound refraction, the anatomy of the ear, and how sound waves are perceived ... wealth away to their adult kids — here’s ...

The process is very similar to ultrasound imaging. However, the sound waves used are within normal hearing range, and they are used to identify objects rather than internal structures. This ...

We can’t hear all levels of sounds. Sound waves with very high frequencies are called ultrasound and our ears can’t detect them. Ultrasound waves have multiple uses including: detecting ...