Summary
Phil chases the loudest sound he can safely make, exploring how vibrations create sound and how bigger vibrations make louder noises. A hands-on study of sound waves. ~22 min, free on the official Science Max YouTube channel.
Viewer safety
All ages
Some genuinely loud sounds in this one — a good chance to talk about protecting your ears.
Common Sense Media — not yet ratedIMDb Parents Guide — not yet rated
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Teaching resources
Discussion questions
Discussion
How loud can it get? Phil explores how vibrations turn into the sounds we hear.
- What makes a sound in the first place?
- How can you tell a loud sound from a quiet one?
- What is vibrating when you hear a drum?
- Why should we protect our ears from very loud sounds?
Quick work-a-long
Vocabulary: sound, vibration, loud, wave, volume.
Try it: Stretch a rubber band and pluck it gently, then harder. Tell how the size of the vibration changes how loud it sounds.