Optical Instruments: Crash Course Physics #41

How does a lens work? A thorough video lesson addresses this question by looking at the lenses of human eyes, telescopes, and microscopes. Light waves play an important role function of each of these objects. This is the 41st lesson in Crash Course physics playlist.

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CCSS: Adaptable
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Instructional Ideas
  • Record new vocabulary and examples in a concept map
  • Follow the video lesson with a lab investigation
Classroom Considerations
  • Builds on a basic understanding of lens refraction and reflection
Pros
  • Diagrams provide an important reference for new vocabulary
  • Allows learners to stop and replay the presentation until they understand the material
Cons
  • None