Filters: Your search found 2 results.
Educational Level:
Middle school  
Materials Cost:
1 cent - $1  
SMD Forum - Primary:
Heliophysics  
Learning Time:
10 to 30 minutes  
Instructional Strategies:
Hands-on learning  
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This is a lesson about the formation of plasma bubbles in Earth's ionosphere. Plasma bubbles cause stars to twinkle and radio signals from satellites to distort. Learners will build a model ionosphere in order to demonstrate and understand this... (View More)

In this activity, students learn about the motion of the Sun in relation to the Earth, and how geographic directions are defined. Students use a tetherball pole (or an alternative) as a gnomon and the shadow the Sun casts to determine the exact... (View More)

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