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Film summary
How our ears hear different frequencies, and how they work with the brain to turn these into sounds that we understand.Key facts
- Sounds are simply movements of air molecules.
- Our ears are extremely sensitive and can detect even the faintest ripples in the air.
- Vibrations are converted into movements of tiny hairs deep within the ear, using a series of bones and tubes.
- Vibrations within the ear send nerve signals to the brain.
Transcript
The sounds we hear can have incredibly powerful effects on us.
Sounds alone can make us stressed, give us an uneasy feeling, or trigger intense pleasure.
They can change our mood completely.
Sounds are simply movements of air molecules.
Our ears pick up sound vibrations
Our ears are extremely sensitive to these movements and can …
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