science
Grade6
Easy

Question

Sound requires _______ to propagate.

  1. Particles
  2. Space
  3. Volume
  4. Medium

hintHint:

Sound wave is a mechanical wave

The correct answer is: Medium


    • Sound needs a medium for their propagation.
    • Like solid, liquid or gas to travel.
    • Because the molecules of solid, liquid and gases carry sound waves from one point to another.
    • So, the correct option is d.

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