Electromagnetism Introduction

A device that increases or decreases the voltage of alternating current

• A. magnet
• B. magnetic pole
• C. transformer
• D. magnetic force

The attraction or repulsion created by spinning electric charges

• A. electric generator
• B. magnetic force
• C. solenoid
• D. electromagnet

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Any material that attracts iron or materials containing iron

• A. electric generator
• B. solenoid
• C. magnet
• D. magnetic force

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One of two points, such as the ends of a magnet, that have opposing magnetic qualities

• A. magnetic pole
• B. magnetic force
• C. transformer
• D. electric generator

A device that converts electrical energy into mechanical energy

• A. electromagnet
• B. electromagnetic induction
• C. electric motor
• D. electromagnetism

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The process of creating a current in a circuit by changing a magnetic field

• A. electric generator
• B. electric motor
• C. electromagnetic induction
• D. magnet

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The interaction between electricity and magnetism

• A. magnetic force
• B. electromagnetism
• C. electromagnet
• D. magnetic pole

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A device that converts mechanical energy into electrical energy

• A. electric generator
• B. electric motor
• C. electromagnetic induction
• D. electric generator

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A coil of wire with an electric current in it is called a(n)

• A. transformer.
• B. electric generator.
• C. electric motor.
• D. solenoid.

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Whether a material is magnetic or not depends on which of the following?

• A. the material’s density
• B. the material’s mass
• C. the material’s atoms
• D. the material’s weight

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