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Get a positive reaction from your class as they explore the energy of reactions through a video analysis. The second lesson in a series of 35 explains energy absorption and release during chemical reactions. Graphs track the energy to explain the difference between endothermic and exothermic reactions.
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Instructional Ideas
- Provide pupils with a guided notes document to complete as they watch the video
- Follow the video with a lab investigation of exothermic and endothermic reactions
Classroom Considerations
- Assumes an understanding of chemical equations
Pros
- Includes a summary at the end to review the important concepts
- Uses a graphical analysis to support the concept
Cons
- None