Give a long answer to the question given below.
1. Why does the Sun appear reddish early in the morning?
The sun is the horizon during sunrise and sunset. As a result, the light from the sun passes through of air and covers a distance before reaching our eyes. The is mostly scattered and the colour reaches us. This gives the to the sun at sunrise and sunset. The light form the sun travels during the noon. The Sun appears white when it is from the horizon. When the Sun is high in the sky, sunlight passes through much of the Earth’s atmosphere , so scattering is minimal and this is the reason the sun appears in colour.
2. What causes the sky to appear dark rather than blue when seen by astronauts?
The sunlight as there is in outer space to scatter sunlight, so the sky appears instead of blue to an astronaut. The eyes of astronaut’s light as the sunlight is , due to this, sky appears black to them, and there are to redirect light toward their eyes.