Filters: Your search found 12 results.
Topics/Subjects:
Astronomy  
Earth, moon and sun  
Learning Time:
30 to 45 minutes  
SMD Forum - Primary:
Heliophysics  
Resource Type:
Instructor guide/manual  
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Now showing results 11-12 of 12

This is an activity about the shape of the Earth’s orbit. Learners will first use elements of the orbit of Earth and Pluto and an apparatus using string, a pencil, and pushpins to accurately draw an ellipse, showing the nearly circular shape of... (View More)

This is an activity about how the Earth's axial tilt causes its seasons. Learners will make a model using polystyrene spheres and a light bulb to represent the Earth-Sun system, showing why the tilt of the Earth’s spin axis causes its seasons due... (View More)

Keywords: NSTA2013
Audience: Middle school
Materials Cost: $1 - $5 per student
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