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10 Cards in this Set
- Front
- Back
what is a flow of electricity along a conductor?
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electric current
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what is a conductor?
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any substance that easily transmits electricity
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what is a substance that does not transmit eletricity?
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insulator or nonconductor
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what is a complete circuit?
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the path of an electric current from the generating source through conductors and back to its original source
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what is a constant, even-flowing current that travels in one firection only?
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direct current
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what is a converter?
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an apparatus that changes direction current to alternating current
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what is an alternating current?
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a rapid and interrupted current flowing first in one direction and then in the opposite direction
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what is a rectifier?
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an apparatus that changes alternating current to dirrect current
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what is the unit that measures the presure or force that pushes the flow of electrons forward through a conductor?
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volt
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what is an amp or ampere
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the unit that measures the amount of an electric current
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