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This Spectral Analysis with DVDs and CDs lesson plan also includes:
- Lab & Experiment
- Worksheet
- Vocabulary
- Graphic & Image
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Build a spectrometer to analyze properties of light. Scholars examine the spectrum from CDs and DVDs from two different light sources. Using the spectrum, they work to identify different elements.
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NGSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- Make colored copies of the light spectrum for pupils to use during analysis
- Ask pupils to describe the difference in color for different light sources as a check for understanding
Classroom Considerations
- Requires a specific set of materials and time for set up
Pros
- Provides both an introductory and closing activity
- Includes ideas for extension
Cons
- None