it was invented in 1965
frequencies higher than 20 kHz are called ultra sound or ultra sonic sound.
Bats use ultra sound by sending out ultra sound waves and then when the bounce back the know exactly where everything is even in the dark. I will work better with ultra sound because all of the wave will bounce back otherwise some of the wave will be absorbed.
By creating an xray using sound waves.
we can not hear ultra sonic sounds because u can not hear them
Sound waves are used as ultra sound for medical investigations, Sonar waves for underwater investigations and depths..
When television became first available in the 1930's it was broadcast with sound. One of the first broadcasts was from the 1936 Olympic Games in Berlin.
ultra sound
ultra sound tech
frequencies higher than 20 kHz are called ultra sound or ultra sonic sound.
1980
ultra sound is 20 to 20000 hertz its applications just find it
i did
you have to upgrade your clinic and the ultra sound comes with it.
There shouldn't be any heating of anything with ultra sound. Not strong enough to affect the tissue in that way. The machine simply records the difference in density and produces a picture.
Bats use ultra sound by sending out ultra sound waves and then when the bounce back the know exactly where everything is even in the dark. I will work better with ultra sound because all of the wave will bounce back otherwise some of the wave will be absorbed.
Ultra Sound - 1998 Will Smith was released on: USA: 1999
Getting and ultra sound done can cost anywhere from 100 dollars to 500 dollars. It all depends on the doctor, what ultra sound you want done and if you have any insurance to cover it.