Browse Formal Resources

Browse Formal Resources

Thumbnail for Our World: Cool Clouds
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Learn how clouds are formed and watch an experiment to make a cloud using liquid nitrogen.
Portion of a diagram of evaporation
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This lesson is primarily for elementary school teachers who are looking for a hands-on inquiry based activity to teach their students about evaporation.
Investigating the Climate System: Precipitation
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A downloadable PDF lesson plan which explores precipitation's role in the climate system.
Basic illustration of air pressure on a raindrop
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This article teaches how a drop of rain changes shape as it falls through the atmosphere.

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