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Instructional Video

Khan Academy: What's Going On: Reflections, Interference, and a Water Sandwich?

Curated by ACT

This video helps you understand how light interacts with your water "sandwich" or soap film! Learn how reflections cancel out some colors but not others, resulting in those bands of color that stretch across the film can. [1:49]

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Concepts
color
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Additional Tags
khan academy, khan: what's going on: reflections, interference, and...a water sandwich?, reflection of light
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Classroom Considerations
  • Knovation Readability Score: 3 (1 low difficulty, 5 high difficulty)
  • The intended use for this resource is Instructional|practice