Magnetism and Electromagnetism

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Last updated 9:55 PM on 11/23/22
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10 Terms

1
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A(n) ________ uses motion in a magnetic field to produce current.
generator
2
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A(n) ________ is a device that increases or decreases voltage.
transformer
3
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A(n) ________ produces direct current when a(n) ________ is placed in a circuit and charges flow in one direction.
battery
4
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A magnet is any material that attracts ________ and materials that contain ________.
iron
5
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A(n) ________ is a device that measures small currents.
galvanometer
6
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An electric current is induced in a conductor when the conductor moves through a(n) ________.
magnetic field
7
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The energy associated with ________ is called electrical energy.
electric currents
8
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The ________ is connected to a separate circuit that does not contain a voltage source.
secondary coil
9
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A(n) ________ consists of two separate coils of insulated wire wrapped around an iron core.
transformer
10
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Generating electric current from the motion of a conductor through a(n) ________ is called electromagnetic induction.
magnetic field