Lesson Plan

Measure the Solar Diameter

This Measure the Solar Diameter lesson plan also includes:

Scientists could measure the diameter of the sun before they knew its distance. Scholars construct a simple mirror box to measure the diameter for themselves. They compare this measurement with the official size, listed in a textbook, and discuss any discrepancies.

3 Views 4 Downloads
CCSS: Adaptable
Additional Tags
Instructional Ideas
  • Discuss the slight error in the method since the earth is also moving
Classroom Considerations
  • Activity can only be completed on a sunny day
  • Assumes prior knowledge of finding mean averages
  • Quick and engaging activity holds pupils' attention
  • Uses simple, common materials
  • None