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This Organic Solar Energy and Berries lesson plan also includes:
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You can eat a solar cell? A unit on solar energy begins with a discussion about organic solar cells, followed by directions on how to build your own. After following the teacher's directions to build an anthocyanin dye-sensitized solar cell, groups then power different electronic devices with the cell.
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NGSS:
Designed
Concepts
Instructional Ideas
- Collect voltage data and compare the results to other solar cells by plotting them
- Determine voltage output and calculate the number of cells needed to power specific electronics
Classroom Considerations
- Be careful with the dye so as not to stain clothing
- Materials need to be ordered
- Designed as an "I do, you duplicate" type activity
Pros
- Interesting and unique concept that isn't common in standard curriculum
- Resource provides extensive background information
Cons
- Limited guidance on how to check for understanding