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Light and optics  
Instructional Strategies:
Computer simulations/models/visualizations  
Resource Type:
Interactive simulation  
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This is a lesson about elemental spectra. Learners will compare known elemental spectra with spectra of Titan and Saturn’s rings from a spectrometer aboard the NASA Cassini spacecraft. They identify the elements visible in the planetary and lunar... (View More)

This interactive illustrates how images from space get to Earth and how we interpret the images. Users are encouraged to experiment with images to get a firm grasp of how scientists use color filters to interpret data. Click on the initial image at... (View More)

Audience: Informal education

This is a game about light curves that will test your ability to figure out things about an asteroid from just a graph of its brightness. Astronomers use telescopes to collect light curves - measurements of the brightness of distant asteroids over... (View More)

Audience: Informal education
Materials Cost: Free