Q
Which phenomenon best explains why the sky appears blue during daytime?
RRB Group D
05 Aug, 2026 (9:00 AM - 10:30 AM)
2026
✓ Answer:
D
Shorter wavelengths of sunlight are scattered more than longer wavelengths
Shorter wavelengths, especially blue light, are scattered more strongly by the atmosphere than longer wavelengths, making the sky appear blue.