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15 Cards in this Set
- Front
- Back
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Battery
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device usually made with two metals in a liquid that changes chemical energy into electrical energy
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Circuit
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a route of path, taken by an electric current. A complete circuit begins and ends at the same point.
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breakers
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A device that stops the flow of electricity when there is too much current in a circuit.
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conductor
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material that allows a current to flow through it.
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Electrical Energy
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energy associated with electrical charge and electrical current.
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Electrons
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negativily charged particles in an atom
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Incandescent
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Generating light through heat
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Insulator
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a material current can not pass through easily
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Kilowatt Hour
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a unit of energy. It is the unit used to measure home electricity
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parallel Circuit
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has more than one path for a current to travel
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power grid
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the system that connects power plants around the country
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short circuit
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a particular type of failure in an electrical circuit that occurs when the current takes a short cut and does not go through the appliance to which it is connected, but produces a surge of current instead
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static electricity
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a form of electricity associated with the accumulation of excessive electrical charges on objects
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switch
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a device that can connect (on) or break (off) the connections in electrical circuirt
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watt
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unit of power
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