At sunrise and sunset the sun appears reddish due to
Answer & explanation
Correct answer: option 1
The correct answer is Option (1) → scattering of light
At sunrise and sunset, sunlight passes through a longer path in the atmosphere. Shorter wavelengths (blue and violet) are scattered more, leaving the longer wavelengths (red and orange) to reach the observer.
This is due to scattering of light (Rayleigh scattering).
Final Answer: scattering of light