Question

Why does the sky appear dark instead of blue to an astronomer?​

Answer 1

Answer:

The roof and walls of the auditorium or cinema hall are generally covered with sound absorbent materials like draperies or compressed fibreboard to reduce reverberation. These materials reduce the formation of echoes by absorbing sound waves.

Answer 2

The sky appears dark instead of blue to an astronaut, as a scattering of light does not take place outside the earth’s atmosphere. There is no scattered light to strike our eyes in outer space, therefore the sky looks dark.

Explanation:

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