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Topics/Subjects:
Planetary geology  
Learning Time:
10 to 30 minutes  
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This is an online interactive about asteroid composition. Learners will explore how scientists learn about the composition of an asteroid by studying energy and neutrons that emanate from it. Includes audio (and transcription) explaining the diagram.

This activity is related to the discovery of water ice on Mars. Learners are provided with a global map showing where the presumed water ice is located and use it as context for analyzing and interpreting images taken with the Thermal Emission... (View More)

Keywords: Mars; Image analysis
Audience: Middle school, High school
Materials Cost: Free
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