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Light and optics  
Vibration and waves  
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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.

Audience: Informal education

This is an activity about the Signal-to-Noise Ratio. Learners will engage with a hands-on activity and an online interactive to understand the terms signal and noise as they relate to spacecraft communication; quantify noise using a given dataset;... (View More)

Audience: Middle school
Materials Cost: Free
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