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sound
(redirected from Sound waves)

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Unlike an electromagnetic wave, which doesn't need a medium to propagate through, sound waves need some physical material such as air or water.
If you place the diaphragm on the body of a patient, the body sounds produce vibrations on the diaphragm creating sound waves that travel through the hollow rubber tubes to the ears of the listener.
In order for you to hear, the ear has to process incoming sound waves from the air To do this, it transforms the sound waves into electrical impulses that are relayed to the brain In order for you to hear, the ear has to process incoming sound waves from the air.
 
 
 
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