Electromagnetism

Front

What is an electromagnet?

Back

A magnet created by an electric current.

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What is the area around a magnet called?

Back

Magnetic field.

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What is a solenoid?

Back

A current-carrying coil of wire with many loops.

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Front

What components do you need to build an electromagnet?

Back

A wire, a conductor, a battery, and some paper clips.

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Front

What is a compass needle?

Back

A magnet that responds to a magnetic field.

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Front

What is the principle behind electromagnetism?

Back

Electric current produces a magnetic field.

Front

What happens when you increase the current in an electromagnet?

Back

The strength of the magnetic field increases.

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Front

What is a magnetic field?

Back

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

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Front

How can you make an electromagnet stronger?

Back

By increasing the number of loops in the wire or the current.

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Front

What is the role of a battery in an electromagnet?

Back

It provides the electric current needed to create the magnetic field.