Physics
To an astronaut in a space-ship, the earth appears —
- white
- red
- blue
- black
Spectrum
21 Likes
Answer
blue
Reason — When an astronaut goes above the atmosphere of the earth in a rocket, he sees the sky black, but to him the earth appears blue due to the blue colour of sunlight scattered by the earth's atmosphere reaching him.
Answered By
11 Likes
Related Questions
In the white light of Sun, maximum scattering by the air molecules present in the earth’s atmosphere is for —
- red colour
- yellow colour
- green colour
- blue colour
Violet light is scattered nearly …………… times more than the red light.
- 4
- 8
- 16
- 9
The red colour of the sun at sunrise and sunset is due to which of the following phenomenon ?
- deviation
- dispersion
- both deviation and dispersion
- scattering
The sky in a direction other than that of the sun appears …………… to an observer on the moon.
- red
- blue
- orange
- black