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Liquid or not, here comes the electricity. Scholars test the conductivity of various substances using a circuit that includes a light bulb. If the light bulb lights up, then the liquid is a conductor. What a bright idea!
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Concepts
Instructional Ideas
- Have pupils create conjectures about the conductivity of the liquids before testing
Classroom Considerations
- Some liquids and other materials are necessary
- Learners should have knowledge of conductivity
Pros
- An Engineering & Science Connections section gives further information on the topic
- Provides questions for discussion
Cons
- None