Magnetism

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What is magnetism?

Back

Magnetism is a physical phenomenon produced by the motion of electric charge, which results in attractive and repulsive forces between objects.

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NGSS.MS-PS2-5

Front

Where is the force of attraction the strongest on a magnet?

Back

At the poles.

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NGSS.MS-PS2-3

Front

What are magnetic domains?

Back

Magnetic domains are regions within a magnetic material where the magnetic moments of atoms are aligned in the same direction.

Front

Which item would have the most aligned magnetic domains?

Back

An iron railing.

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NGSS.MS-PS2-3

Front

Which item would the magnetic domains be the most unaligned?

Back

A glass jar.

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NGSS.MS-PS2-3

Front

What is a temporary magnet?

Back

A temporary magnet is a material that can be magnetized but loses its magnetism when removed from a magnetic field.

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Front

What is a permanent magnet?

Back

A permanent magnet is a material that maintains its magnetic properties without the need for an external magnetic field.

Front

What happens when like poles of two magnets are brought close together?

Back

They will repel each other.

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NGSS.MS-PS2-3

NGSS.MS-PS2-5

Front

What happens when opposite poles of two magnets are brought close together?

Back

They will attract each other.

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NGSS.MS-PS2-3

Front

What is an electromagnet?

Back

An electromagnet is a type of magnet in which the magnetic field is produced by an electric current.