Physics · KS3 Y8 · Waves (Light & Sound)
Hearing and the ear
Hearing and the earFree2:02Heddy Score 3 of 7, below the standard
What you need to know
- Sound waves make the eardrum vibrate.
- The middle-ear bones pass and amplify vibrations into the fluid-filled cochlea.
- Hair cells convert movement in the cochlea into electrical signals that travel to the brain.
In this clip
Runs 2:02, from 0:06 to 2:08 of the full video.
Heddy ScoreSeven checks every clip must pass before students see it: trusted, on the map, accurate, focused, accessible, safe, and proven by students.3/7, Below the standard
See the seven stars
- Trusted source · passed. The creator's own upload, live and playable here.
- On the map · not judged yet. A teacher watched it: it mainly teaches this map topic.
- Spec-true · not judged yet. Accurate, and right for the current UK specification.
- Focused · passed. One idea, short enough to watch in one go.
- Accessible · passed. Good captions, clear sound and pictures.
- Safe for children · not judged yet. Right for 11 to 16 year olds, with no sales pitch.
- Proven · not judged yet. Earned from our students: they learn from it, find it helpful and watch it to the end.
Our students
Not enough students yet
Our own students' answers. These are what move ★7 Proven.On YouTube
How the Heddy Score works12M views · 113K likes · National Institutes of Health (NIH) 120K subscribers
As reported by YouTube on 2026-11-02. Not part of the Heddy Score.Why we picked it
Clearly traces sound from the outer ear to the brain.
National Institutes of Health (NIH) on YouTubechecked 2026-10-20
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