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Cards In This Set
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Kilowatt-hour
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Is the unit of electric energy on which electric companies base their bills.
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Ohm's law
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The law that presents the relationship between voltage, current, and resistance.
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Power
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Is the time rate of doing work
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Power formula
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Shows the rlationship between electric power, voltage, and current in a dc circuit.
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Resistance
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The opposition to the flow of electrons in a circuit
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Watt
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The basic unit of power
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Watt-hour meter
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A device that measures the electric energy in kilowatt-hours supplied by electric power companies to users
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Circuit breaker
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Safety device that opens a circuit when the current goes over the specified value
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Electric shock
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Physical reaction to nerves by an electric current
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Fuse
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Safety device as a switch
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Ground
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Electrical connection between surface and earth
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Ground-fault circuit interrupter
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Gives extra personal protection
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Open circuit
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The switch is open not closed
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OSHA
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Safety group
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Short circuit
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Cituation that occurs when two unintilated live wires make contact
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