9th Class Science Sound Question Bank Sound

  • question_answer
    What does a sound wave consist of?

    A) A number of compression pulses one after the other

    B) A number of rarefaction pulses one after the other

    C) Compression and rarefaction pulse separated by a distance equal to the wavelength

    D) Compression and rarefaction pulses  

    Correct Answer: D

    Solution :

    A sound wave is a longitudinal wave that consists of compressions and rarefactions.


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