Physics Electromagnetism

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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What is created when a magnet moves through a coil of wire?

• A. an electromagnet
• B. a ferromagnet
• C. a solenoid
• D. an electric current

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What kind of magnet can be turned on and off?

• refrigerator magnet
• electromagnet
• magnetite
• iron

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If you wrap more coils around an electromagnet, it will become 

• brighter
• stronger
• weaker
• invisible

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What is the flow of electricity?

• electric motor
• Electric current
• Electric eel
• electric circuit

A device that converts electrical energy into kinetic energy

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

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Passing an electric current around an iron object will temporarily make the object magnetic.

• True
• False

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NGSS.MS-PS2-5

Magnetic fields are created by moving _______.

• Atoms
• Protons
• Electric Charges
• Metals

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When an electromagnet's circuit is broken, it loses its magnetic properties.

• True
• False

The magnetic field of an electromagnet ______.

• Can be turned on and off.
• Is permanent.
• Lasts for only one hour.
• Lasts for one day.