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Sound — Science STD 9 — Question

Rajasthan BoardEnglish MediumSTD 9ScienceSound1 Mark
Question
When sound travels through air, the air particles:
✓

Answer

  1. Vibrate along direction of wave propagation
Explanation:
Air have bulk property so it only transfers longitudinal wave. A sound wave in air propagates as a longitudinal wave, in the form of compression and rarefaction so medium particles vibrate in the direction of wave propagation. 

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