CBSE Class 9 Science Question 19 of 33

Sound — Question 2

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Question

Question 2

Explain how sound is produced by your school bell.

Answer

When struck by a hammer, the school bell is set into motion, causing it to oscillate back and forth creating compressions and rarefactions in the air. This alternation of compressions and rarefactions forms a sound wave that travels to our ears, allowing us to hear the bell's sound.