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How do you dispel misconceptions about heat? Bake a cake! Using an infrared thermometer, the narrator discloses heat's true nature to unsuspecting beach-goers, as well as to his mother. Our sense of touch misleads us into measuring heat by feeling rather than reasoning.
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Concepts
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Instructional Ideas
- Recreate the demonstration for the class using non-edibles
- Use the video to start a discussion about thermal conductivity
Classroom Considerations
- Ask a few questions about metals and nonmetals before watching the video to determine the class' level of understanding
- This video is hosted on YouTube
Pros
- Content is easy to relate to for learners of all levels
- The narrator provides evidence to further back up his explanation of why we feel cold or hot when we touch objects
Cons
- None