Ultrasound close ultrasoundSound with a frequency greater than 20,000 Hz (20 kHz). is sound with a frequency greater than 20,000 Hz. Humans cannot hear ultrasound but many other animals can ...
The hearing test, shared on TikTok by Dr Joe Whittington, plays a sound from 20 to 20,000 Hz and tells you to pause the video when you can no longer hear the noise. As the noise plays, a number ...
Ultrasound close ultrasoundSound with a frequency greater than 20,000 Hz (20 kHz). waves have a frequency ... if the singer makes a high-pitched sound near to the glass. Ultrasound imaging creates ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback