Posts Tagged ‘physics’

Harmony in motion

Posted on August 17th 2011 in Blog with 1 comment

Sound, as you probably know, is the result of pressure waves travelling through the air. As the pressure wave enters your ear, it causes the tympanic membrane to vibrate. This, simultaneously, causes your inner ear bones to dance around like a teenager at a rock concert. In turn, this moshing vibrates tiny hairs in your cochlea, creating electrical signals which pass to the brain. This convoluted, dancing procession of movement allows you to hear. The sounds that cause this complicated conga line are, unfortunately, invisible. The beautiful sequence of high and low pressure movements of air molecules that emanates from…

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