Filters: Your search found 4 results.
Topics/Subjects:
Physical sciences  
SMD Forum - Primary:
Earth Science  
Learning Time:
5 to 10 minutes  
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This article explains how Earth's atmosphere scatters the light from the sun, thereby creating the blue color we typically associate with our sky. Supplementing this article is an explanation of the importance of scattering sunlight. The article is... (View More)

Audience: Informal education
Materials Cost: Free

This series of 11 captioned images depict the harnessing of three types of alternative energy sources: tidal, wind and solar. In contrast, several images of fossil fuel usage are included. The Climate Kids website is a NASA education resource... (View More)

Audience: Informal education
Materials Cost: Free

Following a brief introduction to tidal energy, this article discusses the use of tidal generators to convert that energy into electricity. The article also features a description and images of the Invergordon, Scotland tidal energy generator. This... (View More)

Audience: Informal education
Materials Cost: Free

The movement of Arctic air, known as the Arctic oscillation, can and will cause periodic extreme winter weather outside the Arctic region - the harsh winter experienced in many parts of the U.S. in 2010 is a recent example. This article explains the... (View More)

Keywords: Climate change
Audience: Informal education
Materials Cost: Free
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