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Why is the Sky Blue?
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In this activity, learners create a "mini sky" in a glass of water in a dark room.
Why is the Sky Purple?
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This simple hands-on activity demonstrates why the sky appears blue on a sunny day and red during sunrise and sunset.
Vanishing Rods
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This is a quick activity/demonstration that introduces learners to the concept of index of refraction. Learners place stirring rods in a jar of water and notice they can see them clearly.