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Topics/Subjects:
Physical sciences  
Educational Level:
Middle school  
SMD Forum - Primary:
Earth Science  
Instructional Strategies:
Computer simulations/models/visualizations  
Learning Time:
1 to 2 hours  
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Intended for use prior to viewing the Science on a Sphere film "Water Falls," this lesson introduces students to Earth's water cycle and the importance of freshwater resources.

In this activity, users examine satellite images from NASA's Total Ozone Mapping Spectrometer (TOMS) that show how much ozone is in the atmosphere over the Southern Hemisphere. They interpret the images to identify ozone thinning that develops over... (View More)

Keywords: Ozone Depletion
Audience: Middle school, High school
Materials Cost: Free
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