Production & Propagation of Sound. Physics CBSE Live product, Class 9 (2026-27): lessons, tests, tasks.

Production and propagation of sound

1.	Propagation of sound Difficulty: easy	2
2.	Match the given situation with its explanation Difficulty: medium	4
3.	A&R - Sound waves Difficulty: medium	2
4.	NCERT \| Pause & Ponder \| Intext \| Pg. No 186 \| Q1 \| Ways to produce sound Difficulty: easy	2
5.	NCERT \| Pause & Ponder \| Intext \| Pg. No 186 \| Q2 \| Musical Instruments Difficulty: easy	2
6.	Analyse the situations given Difficulty: medium	2
7.	Sonic Boom Difficulty: medium	3
8.	NCERT \| Activity 10.4 \| Let us investigate \| Pg. No 186 \| Propagation of Sound Through Water Difficulty: hard	4
9.	Investigating the nature of sound Difficulty: hard	4

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Production & Propagation of Sound