Question

if you look down at the earth from space, why do you see the colors of the surface rather than just the blue of the daytime sky? do you know why the sky is blue? look out the window now. is it blue, white, transparent, or red? does the color change as you look closer to the horizon? read the article colors of the sky download colors of the sky and answer the following questions. (the first few sections are a little technical, but most of the paper is accessible to non-physicists.) (8 points) a) in three sentences or less, describe why the sky appears blue to our human brains. b) what do the authors mean by the purity of light? where in the sky is the light the most pure? why? c) why is the sky transparent at night? d) if you look down at the earth from space, why do you see the colors of the surface rather than just the blue of the daytime sky?

Answer 1

there is no atmosphere containing air in the outer space to scatter sunlight

Step-by-step explanation:

To an astronaut, the sky looks dark and black instead of blue because there is no atmosphere containing air in outer space to scatter sunlight. So, there is no scattered light to reach our eyes in outer space, therefore the sky looks dark and black there.