Question

Why does the sky appear dark to an astronaut? Give reason for your answer.​

Answer 1

Explanation:

In outer space, the sky appears dark instead of blue to an astronaut because there is no atmosphere containing air in outer space to scatter sunlight. Since there is no scattered light to reach our eyes in outer space, the sky appears to be dark there.

Answer 2

Scattering of light is the phenomenon that causes the sky to appear blue. Fine dust in the earth's atmosphere scatters the sunlight. ... Thus, the sky appears dark instead of blue to an astronaut.

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