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Topics/Subjects:
Engineering and technology  
Instructional Strategies:
Guided inquiry  
Educational Level:
Middle school  
Learning Time:
30 to 45 minutes  
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In this lesson, students explore the visible light spectrum using a flashlight and red, blue and green theatrical gels or cellophane. They also record data on a worksheet, and learn about mixing wavelengths of light. A student worksheet, data sheet,... (View More)

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