Magnetic Fields

Front

What is a device that has a magnet on a needle that spins freely and is used for navigation?

Back

A compass.

Front

What is the area of magnetic force around a magnet called?

Back

Magnetic field.

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Front

What type of energy is associated with an object in motion?

Back

Kinetic energy.

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Front

What happens when two magnets are brought close together with like poles facing each other?

Back

They will repel each other.

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Front

What happens when two magnets are brought close together with opposite poles facing each other?

Back

They will attract each other.

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Front

What is the term for the force that a magnet exerts on another magnet or magnetic material?

Back

Magnetic force.

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Front

What is the relationship between electric current and magnetic fields?

Back

An electric current produces a magnetic field.

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Front

What is the principle that describes how a magnetic field can induce an electric current?

Back

Electromagnetic induction.

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Front

What is the unit of measurement for magnetic field strength?

Back

Tesla (T).

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Front

What is the phenomenon called when a material becomes magnetized in the presence of a magnetic field?

Back

Magnetization.

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