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7th Grade Career Exploration Module

Career Focus:

Electrical Engineer

Vocabulary

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Resistor

a device that is used to control the flow of

electricity in an electric circuit

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Impedance

in an electrical circuit, the apparent opposition to the flow

of an alternating current that is comparable to the actual

electrical resistance to a direct current

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Capacitor

a device that is used to store electrical

energy

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Transistor

a small device that is used to control the flow

of electricity in radios, computers, etc.

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Circuit

the complete path that an electric current

travels along

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Ohm

a unit for measuring electrical resistance

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Farad

the standard unit of measurement for

capacitors (capacitance)

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Ampere

a unit for measuring the rate at which electric

current flows - also called an amp

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Watt

a unit for measuring electrical power

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Oscilloscope

a test instrument

that is used to

measure and

analyze electronicsignals (waves and

pulses) displayed

on its screen

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EM (electromagnetism)

a magnetic field that is produced by a current

of electricity

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Ground

a wire or metal object that makes an

electrical connection with the earth

usually singular

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