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  1. Sunlight reaches Earth's atmosphere and is scattered in all directions by all the gases and particles in the air. Blue light is scattered in all directions by the tiny molecules of air in Earth's atmosphere. Blue is scattered more than other colors because it travels as shorter, smaller waves. This is why we see a blue sky most of the time.

    http://spaceplace.nasa.gov/blue-sky/en/
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  2. Why is the Sky Blue? - Science Made Simple - Science ...

    www.sciencemadesimple.com/sky_blue.html

    Why is the Sky Blue? Learn about the atmosphere and how light scattering makes the sky look blue. MIT used parts of this article in their online class.

  3. Why is the sky blue? :: NASA Space Place

    spaceplace.nasa.gov/blue-sky

    Jun 25, 2015 · Why is the sky blue? It is easy to see that the sky is blue. Have you ever wondered why? A lot of other smart people have, too. And it took a long time to ...

  4. why is the sky blue? | Yahoo Answers

    https://answers.yahoo.com/question/index?qid=20071031201452AAwbqie
    • Resolved ·
    • 45 posts ·
    • 44 total answers ·
    • Published Oct 31, 2007

    Best Answer: The atmosphere is the mixture of gas molecules and other materials surrounding the earth. It is made mostly of the gases nitrogen (78%), and ...

  5. Why is the sky blue? - HowStuffWorks

    science.howstuffworks.com › … › Atmospheric Science

    The sky is blue because of the way the Earth's atmosphere scatters light from the sun. Find out what makes the sky blue in this article.

  6. Why is the Sky Blue? - University of California, Riverside

    www.math.ucr.edu/home/baez/physics/General/BlueSky/blue_sky.html

    [Physics FAQ] - Original by Philip Gibbs May 1997. Why is the sky blue? A clear cloudless day-time sky is blue because molecules in the air scatter blue light from ...

  7. Why is the sky blue - Answers.com

    www.answers.com › … › Atmospheric Sciences › Meteorology and Weather

    The sky is blue because of something called Rayleigh scattering. Longer wavelengths of light pass through the atmosphere, while shorter ones (i.e. blue) are absorbed.

  8. Why Is the Sky Blue? | Wonderopolis

    wonderopolis.org/wonder/why-is-the-sky-blue

    Today’s Wonder of the Day was inspired by Ana from Pineville, LA. Ana Wonders, “what makes the sky blue” Thanks for WONDERing with us, Ana!

  9. Why Is The Sky Blue? You Ask

    www.why-is-the-sky-blue.tv

    If you want to find out why the sky is blue, then click this link why is the sky blue and we will tell you!

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