Reason for blue colour of sky
CMAT 2025 · General Knowledge · Easy · Science
The blue colour of sky is due to?
- A.
Interference of light
- B.
Diffraction of light
- C.
Scattering of light
- D.
Polarisation of light
Answer
C
Explanation
The sky appears blue because short wavelength light (blue) is scattered in all directions by the gas molecules in Earth's atmosphere (Rayleigh scattering).
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