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Question

Why astronauts see dark sky in space unlike blue sky on earth:

A
There is no day in space
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B
Light is not scattered in space since there are no particles present
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C
Light is reflected back from the body of the astronaut
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D
Light is absorbed by the space
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Solution

The correct option is D Light is not scattered in space since there are no particles present
The sky appears blue because of the presence of the atmosphere which scatters blue light. Space has no atmosphere and no light is scattered, hence it appears dark.

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