The sky appears dark to passengers flying at a very high altitude. Why?
Too much scattering of light.
Lack of scattering of light.
Due to total internal reflection.
Due to eye defects at higher altitudes.
Due to lack of atmosphere at a very high altitude, scattering is not prominent and hence the sky appears dark.
For passengers flying at very high altitude, sky appears dark. Why?
Question 10 Which of the following phenomena contributes significantly to the reddish appearance of the sun at sunrise or sunset? (a) Dispersion of light (b) Scattering of light (c) Total internal reflection of light (d) Reflection of light from the earth