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Add a ray of light to the class as young scientists learn important foundational concepts. Assist pupils with focal lengths as they study ray diagrams. Pupils review images and compare them to mirrored images before solving problems on the topic.
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Concepts
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Instructional Ideas
- Perform an experiment demonstrating the material discussed; use a magnifying glass and/or mirror as two of the materials
- Have the class research objects in their local environment that have negative focal lengths
Classroom Considerations
- Make certain there is enough time provided to thoroughly cover information in this presentation
Pros
- Small number of slides allows you to use supplemental material during the same class period
- Detailed breakdown allows the class to visualize each problem as they discuss how to solve it
Cons
- None