I read somewhere that ultrasonic waves have a hard time travelling through solid objects, if this is true, then how do dolphins communicate?
Water is NOT a solid object.I read somewhere that ultrasonic waves have a hard time travelling through solid objects, if this is true, then how do dolphins communicate?
Dolphins can also focus the ultrasonic waves to very small point and make the inside of fish turn into mush. It's from observation of dolphins that humans got the idea of breaking up little calcium rocks or stones in the human kidney.I read somewhere that ultrasonic waves have a hard time travelling through solid objects, if this is true, then how do dolphins communicate?
by Duane Benson
by Jake Hertz
by Duane Benson
by Jake Hertz