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14 Cards in this Set
- Front
- Back
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BATTERY
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A device that uses energy of chemical reactions to separate positive and negative charges.
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VOLTAGE
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The amount of potential energy per unit of charge
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VOLT
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The commonly used unit of measurement for voltage, equal to joules/coulomb
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AMPERE
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The commonly used unit for current, equal to coulombs/second
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CURRENT
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Flow rate of electric charges
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AMP
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The abbreviation often used for ampere
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ALTERNATING CURRENT
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Current that reverses direction through a wire
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DIRECT CURRENT
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Current that moves in only one direction through a wire
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CONDUCTOR
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A material that conducts current easily
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INSULATOR
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A material that conducts current poorly
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SEMICONDUCTOR
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A material that conducts current at a medium rate
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ELECTRICAL CONDUCTIVITY
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The ability of a material to conduct current
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RESISTANCE
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The ability of an object to resist current
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OHM
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The commonly used unit of measurement for resistance
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