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Breaking the Silence: How Sound Reaches Our Ears
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A vibrating object causes the air molecules near it to vibrate, creating a sound wave. Sound waves enter the ear, strike the eardrum and make it vibrate, causing small bones in the ear to tremble.... (more info)

A vibrating object causes the air molecules near it to vibrate, creating a sound wave. Sound waves enter the ear, strike the eardrum and make it vibrate, causing small bones in the ear to tremble. Nerves sense these vibrations and signal the brain.

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