Chapter 2: The Human Eye and the Colourful World

Q&A -Ask Doubts and Get Answers

Q
The Human Eye and the Colourful World

Question:

Why does the sky appear dark instead of blue to an astronaut?

Answer:

Because astronaut is moving away from the atmosphere of earth, there are no particles to scatters the sunlight. Thus, the sky looks dark in the absence of scattering instead of blue.


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