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20 Cards in this Set
- Front
- Back
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The closed loop of an electrical current is known as an __ ___.
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electric current
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What are the three parts of an electric current:
1 2 3 |
1. source of current
2. conductor 3. load |
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The unit of electron current is called the ____.
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ampere
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____ is a measure of current force.
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voltage
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The unit of voltage is called the ___.
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volt
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The ____ is equal to 1 olt time 1 ampere.
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watt
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Electric companies charge electricity by the ___ ___, an amount of energy equal to 1 kilowatt consumed in one hour.
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kilowatt
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The ____ measures voltage.
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voltmeter
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The ____ measures amperage.
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ammeter
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The ____ is used to measure very small electron currents.
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galvanometer
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_____ is where the energy of the current is transformed into another useful form of energy.
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load
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______ is a measure of the difference between positive and negative charges of an electrical current.
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voltage
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The unit of voltage is ____.
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volt
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The unit of electrical power is ___.
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watt
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Large amounts of electric power is usually measured in ____.
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kilowatts
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What is the formula for electrical energy?
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Energy = power x time
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______ measures voltage.
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Voltmeter
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____ measures amperage.
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Ammeter
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_______ is the simplest electric meter.
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Galvanometer
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All ______ are good conductors.
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metals
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