Magnetism and Electromagnetism

Front

What does the North pole of a freely moving magnet point to?

Back

The Earth's magnetic North pole.

Front

What are the ends of a magnet called?

Back

North and South poles.

Front

What happens when two magnetic North poles are brought close to each other?

Back

They repel each other.

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NGSS.MS-PS2-3

Front

What surrounds every magnet?

Back

A magnetic field.

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NGSS.MS-PS2-5

Front

What is an electromagnet?

Back

A magnet whose strength can be varied and turned on and off.

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NGSS.MS-PS2-5

Front

What is the definition of magnetism?

Back

Magnetism is a force that can attract or repel certain materials, primarily metals like iron.

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Front

What is a magnetic field?

Back

A region around a magnet where magnetic forces can be detected.

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NGSS.MS-PS2-5

Front

What is the difference between a permanent magnet and an electromagnet?

Back

A permanent magnet maintains its magnetic properties, while an electromagnet's magnetism can be turned on and off.

Front

What materials are typically attracted to magnets?

Back

Ferromagnetic materials such as iron, nickel, and cobalt.

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NGSS.MS-PS2-3

Front

What is the role of electric current in electromagnetism?

Back

Electric current creates a magnetic field when it flows through a wire.

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