Question

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class-8
subject- science
chapter- sound

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Answer 1

Answer:

1 3000

2 air

3. interior tube

4. prifix

Answer 2

Answer:

1. 344 m/s

2. Sounds travel faster and more effectively in liquids than in air and travel even more effectively in solids.

3.Cochlea

4. ___

Explanation:

4th nahi pata sorry jii