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17 Cards in this Set
- Front
- Back
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electric charge
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an electrical property of matter that creates electric and magnetic forces and interactions
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electrical conductors
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a material in wich charbges can move freely
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electical insulator
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a material in wich charges cannot move freely
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electric force
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the force of attraction or repulsion on a charged particle that is due to an electric field
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electric field
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the space around a charged object in wich another charged object experiences an electric force
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electrical potential energy
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the ability to move an electric charge from one point to another
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potential difference
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the voltage difference in potential between two points in a circut
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cell
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a device that produces an electric current by converting chemical or radiant energy into electrical energy
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electric current
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the rate at wich charges pass through as given point
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resistance
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the opposition presented to the current by a material or device
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electric circut
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a set of electrical components connected such that they provide one or more complete paths for the movement of charges
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schematic diagram
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a graphical representation of a circut that uses lines to represent wires and different symbols to represent components
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series circut
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a circut in wich the parts are joined one after another such that the current in each part is the same
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parallel circut
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a circut in wich the parts are joined in branches such that the potential difference across each part is the same
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electric power
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the rate at wich electrical energy is converted into other forms of energy
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fuse
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an electrical device that contains a metal strip that melts when current in the circut becomes too great
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circut breaker
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a switch that opens a circut automatically when the current exceeds a certain value
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