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17 Cards in this Set
- Front
- Back
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Electric Charge |
An electrical property of matter that creates a force between objects |
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Conductor |
A material that transfers charge easily |
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Insulator |
A material that does not transfer charge easily |
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Electrical Force |
The force of attraction or repulsion between objects due to charge |
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Electric Field |
The region around a charged in which other charged objects experience an electrical force |
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Electrical Potential Energy |
Potential energy of a charged object due to its position in an electric field |
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Potential Difference |
The change in the electrical potential energy per unit charge |
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Cell |
A device that is a source of electric current because of a potential difference, ir voltage, between the terminals |
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Current |
The rate that electric charges move through a conductor |
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Resistance |
The ratio of the voltage across a conductor to the current it carries |
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Electric Circuit |
An electrical device connected so that it provides one or more complete paths for the movement of charges |
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Schematic Diagram |
A graphic representation of an electrical circuit or apparatus, with standard symbols for the electrical devices. |
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Series |
Describes a circuit or portion of a circuit that provides a single conducting path |
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Parallel |
Describes components of a circuit that are connected across common points, providing two or more separate conducting paths |
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Electrical Energy |
The energy associated with electrical charges, whether moving or at rest |
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Fuse |
An electrical device containing a metal strip that melts when currwnt in the circuit becomes too great |
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Circuit Breaker |
A device that protects a circuit from current overloads |
