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This How Can You Demonstrate the Different Efficiencies of Different Light Bulbs? lab resource also includes:
- Lab & Experiment
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Need a bright idea for an engaging lab? Watch your class light up as they explore the difference in efficiency between incandescent and LED bulbs! The resource makes use of simple materials and encourages learners to infer what's happening in the electrical system based upon the amount of effort they put in cranking the hand generator.
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CCSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- Incorporate infrared goggles into the activity so individuals can visualize energy lost to the environment from the light bulbs
- Provide additional lights to test during the experiment to expand the lesson
Classroom Considerations
- Take some time before the lab to discuss simple electrical components and how charge flows through a system
Pros
- Directions are written clearly and are easy to follow
- The hands-on nature of the activity guarantees that pupils will form a lasting impression of the content
Cons
- None