Physics · Sound
A science teacher wants to design an experimental activity to demonstrate the direct relationship between mechanical vibrations and sound production. Which of the following student actions is most effective for this lesson objective?
- 1Tapping a wooden table surface and listening to the sound produced.
- 2Plucking a stretched elastic band and looking at it closely.
- 3Throwing a small pebble into still water and observing the ripples.
- 4Feeling the physical vibrations in your own throat with your fingers while speaking loudly.✓
Correct answer
Feeling the physical vibrations in your own throat with your fingers while speaking loudly.
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