A discussion of various principles related to voltage. The operation of battery testers and voltmeters are explained. The importance of the internal resistance of a power source is discussed.

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Concepts

batteries, electricity, voltage

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Additional Tags

battery aging, battery testers, dry cell, dry cells, electric, emf, internal resistance, multimeters, terminal voltage, voltmeters, cell, circuit, current

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Classroom Considerations

Knovation Readability Score: 5 (1 low difficulty, 5 high difficulty)

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