Question

Do sound waves need material medium for their propagation?

Answer 1

Answer:

Based on medium necessity :- There ere two types of wave

1. Mechanical wave - waves Which require medium for their propagation. ex sound wave in water, seismic wave in earth crust.

2. Non mechanical wave - wave do not require medium for their propagation. ex light, heat, radio waves

Explanation:

So sound waves need medium for their propagation.

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