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visible light - Why is the sky never green? It can be blue or orange ...

Sep 26, 2014 · Can you explain why the colour of the sky passes from blue to orange/red skipping altogether the whole range of green frequencies? I have only heard of the legendary 'green, emerald …

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Why is the sky not purple? - Physics Stack Exchange

What I'm wondering is, given that the spectrum of Rayleigh scattering goes like ω4 ω 4, why is the sky not purple, rather than blue? I think this is a reasonable question because we do see purple (or,

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optics - Why does the sky change color? Why is the sky blue during the ...

Jul 21, 2017 · The keywords here are Rayleigh scattering. See also diffuse sky radiation. But much more simply, it has to do with the way that sunlight interacts with air molecules. Blue light is scat

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Why is the sky *uniformly* blue? - Physics Stack Exchange

Jun 22, 2020 · It's not clear why the color should not rapidly change from near blue at horizon to almost red near the Sun position: after all, the atmosphere is thicker along the lines going closer t

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Rayleigh equation as explanation for sky being blue

Mar 3, 2016 · On several web pages, the λ−4 λ 4 dependence has been cited to explain why the sky is blue, but that doesn't make sense either. According to this reasoning the sky should be purple or …

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Why is the sky red only in the west but not in the east during sunset ...

Dec 12, 2020 · 2 So I understand the basic principles of the scattering of light and how the shorter wavelengths like blue and green are scattered more during sunset/sunrise, causing us to see mainly

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Is there more to the the conventional explanation of 'Why is the sky ...

Oct 1, 2020 · Here, the conventional explanation stops but it seems to me to be incomplete. Here is why: According to the explanation above, the blue light is scattered away from the observer. But the

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Why does the sky suddenly look gray through this window?

For completeness, let's look at the histograms in the RGB channels of just the sky pixels: Here we can clearly see that it is not that the blue went away, we just have a heck of a lot more red and gre

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Why does the sky look blue rather than violet? [duplicate]

Sky looks blue because because our eyes are sensitive to blue colour. But when viewed through a camera why don't we see violet of the sky even though we can see violet colour of other pictures take...

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Why is the blue color of sky darker in high altitude regions?

Jan 14, 2014 · The sky is actually black. Check that for yourself at midnight. So in the daytime, you are looking at a black sky that is "illuminated" by mostly blue scattered sunlight. The higher you

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