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Radiation

by arlene laing - Thursday, July 20, 2006, 11:05 AM
 

Radiation Simulation Interactive Exercise

http://www.pals.iastate.edu/simulations/radiationsim/index.html

This applet simulates the differences of thermal exchange among four types of ground surfaces. Users can chose which land type they want to experiment with and then compare the results side-by-side in a graph.


DP

Red Moon Rising

by Donald Perkey - Thursday, July 20, 2006, 1:55 PM
 
http://science.nasa.gov/headlines/y2000/ast02feb%5F1.htm

Visualization of the red moon during an eclipse. Illustrates red sunsets and sunrises optics.