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Question
Sound can travel through _____________.
Options:
A .   gases only
B .  vacuum
C .  liquids and gases only
D .  solids, liquids and gases
Answer: Option D
:
D
A mechanical wave requires medium to propagate. Hence, itis not capable of transmitting its energy through vacuum.
A sound wave is an example of mechanical wave.
It can propagate through all the three mediums solids, liquids and gases.However, it is incapable of travelling throughvacuum.

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