Inverse Square Law

The inverse square law is revealed when your class participates in this activity. They move a graph paper or perfboard square back and forth in a square of light to see how the intensity changes. You will definitely want to add this illuminating activity to your collection of physics demonstrations.

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Classroom Considerations
  • This resource is only available on an unencrypted HTTP website. It should be fine for general use, but don’t use it to share any personally identifiable information
Pros
  • Few materials yield intense learning outcomes
  • An explanation of concepts accompanies the procedure
Cons
  • None