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Definition
| atomic particle with a positive electric charge |
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Definition
| atomic particle with a negative electric charge |
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Definition
| atomic particle with neither a negative nor a positive electric charge |
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Term
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Definition
| buildup of electric charges in an object |
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Definition
| device that changes chemical energy to electrical energy |
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Definition
| a series of electrochemical cells that are connected to each other |
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Definition
| substance that forms ions when melted or dissolved in water |
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Definition
| material through which electric charge can flow easily |
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Definition
| material through which electric charge does not flow easily |
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Definition
| flow of electric charge through a conductor |
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Definition
| current in which electrons always flow in the same direction |
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Term
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Definition
| current in which electrons constantly change direction at a regular rate |
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Definition
| path that an electric current follows |
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Definition
| circuit in which electric current follows only one path |
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Term
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Definition
| circuit in which an electric current can follow more than one path |
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Definition
| energy available to move charges through a circuit |
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Definition
| unit used to measure voltage |
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Definition
| unit used to measure electric current |
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Definition
| opposition to the flow of electric current |
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Definition
| unit used to measure resistance |
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Definition
| current in a wire is equal to the voltage divided by the resistance |
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Definition
| thin piece of metal that melts and breaks a circuit if too much current is flowing |
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Term
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Definition
| switch that opens a circuit if too much current is flowing |
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