Why does the sky look blue when we observe it from Earth?

Everyday Science Mcqs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

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Subject
Everyday Science Mcqseveryday-science-mcqs
Published
24 Jul 2024
Last updated
28 May 2026

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Explanation

The sky appears blue due to the scattering of blue light by the Earth's atmosphere. This scattering causes shorter blue wavelengths to spread out more than other colors, making the sky look predominantly blue.

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