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Salt 'n Lighter
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In this activity, learners discover that as the salinity of water increases, the density increases as well. Learners prove this by attempting to float fresh eggs in saltwater and freshwater.
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 Blue?
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In this activity, learners use a flashlight, a glass of water, and some milk to examine why the sky is blue and sunsets are red.