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This site features Flash animations and QuickTime movies about watersheds and their associated waterways. Topics include watershed delineation, the hydrologic cycle, and the course of a river from its source to the sea. These resources may be suitable for integration into lectures, labs, or other activities. Full description.
Grade level: High (9-12), College (13-14), College (15-16)
Resource type: Illustration - scientific, Video, Abstract / Summary, Clearinghouse
Subject: Geology, Hydrology
 
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This site provides access to a number of visual resources and supporting material illustrating the concept of radioactive decay and its central role in radiometric dating. Visualizations include diagrams, graphs, static illustrations and photos. Resources found on this site are suitable for use in lectures and classes and may also be used as the basis for labs or other activities. Full description.
Grade level: High (9-12), College (13-14), College (15-16), Graduate / Professional
Resource type: Illustration - scientific, Photograph, Visualization - scientific, Abstract / Summary, Clearinghouse
Subject: Geochemistry, Geologic time
 
Choosing & Using this resource...
Pedagogical help
Misconceptions: Read (1)
Related resources and collections
This resource is part of :
 
This resource is included in the following collections:
Cutting Edge    Browse collection
Pedagogically Annotated Collection     Browse collection