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The Inverse Square Law of Light DLESE Reviewed Collection
This activity gives an easy way for students to measure the relationship between distance and brightness. Once students discover the relationship, they can begin to understand how astronomers use this knowledge to determine the distances to stars and far away galaxies.
Intended for grade levels:
  • Middle (6-8)
  • High (9-12)
Type of resource:
  • For the classroom:
    • Lesson plan
  • Mathematics
  • Space science
Technical requirements:
Adobe Acrobat reader
Cost / Copyright:
No cost
Copyright and other restrictions information is unknown
DLESE Catalog ID: NASA-ESERevProd-000-000-000-650
Resource contact / Creator / Publisher:
Contact: Nancy Ali
UC Berkeley/ SSL