Which among the following statements is true? Options: A . &nbspSound moves very slowly in the outer space. B . &nbspIntensity of sound gets reduced in the outer space. C . &nbspShrillness of sound gets reduced in outer space. D . &nbspSound cannot propagate in outer space.

Which among the following statements is true?

Question

Which among the following statements is true?

Options:

A . Sound moves very slowly in the outer space.

B . Intensity of sound gets reduced in the outer space.

C . Shrillness of sound gets reduced in outer space.

D . Sound cannot propagate in outer space.

Answer: Option D
:
D
Sound needs a medium to travel, but outer space has no atmosphere. Thereforesound cannot travel in outer space. This is the reason why people cannot talk to each other in vacuum.

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