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Wednesday, February 22, 2017

Why is the Sky Blue?

Today, we answered that age-old kid question: "Why is the sky blue?"

We needed:
1. clear container to hold water
2. water
3. milk
4. LED white light flashlight

We talked about why the sky is blue. I told Alan, " The flashlight will be our sun. The water is the sky and the milk is the particles that are in the air outside. The cloudy milk, or the particles in the air, show the blue most easily with the light and that is why we see blue in the glass and in the sky."

When we shone the flashlight at the milky water, we could see a blue tint!
To do this experiment, we followed this link:
http://www.rookieparenting.com/why-is-the-sky-blue-science-experiment/
They have a better explanation for the science behind why the sky is blue on that page.

We also did a follow-up to the experiment also from Rookie Parenting on why sunsets are red and orange. To do this, we simply shone the flashlight behind the glass and saw an orange color in the glass. Their video and explanation for that is here:
http://www.rookieparenting.com/why-is-the-blue-sky-orange-at-sunset-science-experiment/

Alan recorded all of this in his science journal.

Sorry I still don't have pictures to share! Today was a pretty sleepy day here, meaning I was feeling sleepy, so that's why this experiment was pretty simple as well, but I still found it neat. Until tomorrow!

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