![]() ![]() Since water plugs your ears, you rely on sound waves directly vibrating the skull. This fluid-filled structure converts the vibrations into electrical signals that the brain understands as sound. One of the bones taps on a snail-shaped structure in the inner ear called the cochlea. The waves vibrate the eardrum, which wiggles three little ear bones. Human hearing starts with sound waves entering the air-filled space in each earhole. ![]() Like a line of falling dominoes, the colliding particles spread sound. These particles bump into each other in a rippling pattern of waves. In each medium, atoms and molecules get pushed around by a sound source’s back-and-forth motion. These vibrations can travel through gases, liquids and solids. Touch your throat while you talk, and you can feel your vocal cords vibrating inside your neck. Sound is produced when an object vibrates. To understand why, you have to start with the basics of sound and hearing. If mermaids existed, and if they sang and talked to one another, their hearing and sound-making setups might resemble marine creatures’ features instead of humans’. She studies human hearing at Northwestern University in Evanston, Ill. “You could still make out what she is saying, but it would sound fuller with less clarity,” Singh says. And you might struggle to understand the words as Ariel or her other mermaid friends burst out singing.Įven next to a mermaid, the song would sound muffled and would seem to come from all around, says Jasleen Singh. But if you were underwater with one, her tunes wouldn’t sound quite like they do in the movies. Mythical mermaids are often known for their fishy tails and alluring songs. ![]()
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