Magnetism

Front

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.

Front

What materials are typically attracted to magnets?

Back

Materials that contain iron, nickel, or cobalt are typically attracted to magnets.

Front

What is a magnetic field?

Back

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

Front

How do magnetic field lines represent the strength of a magnetic field?

Back

Magnetic field lines that are closer together indicate a stronger magnetic field, while lines that are farther apart indicate a weaker field.

Front

What is the direction of magnetic field lines?

Back

Magnetic field lines always move from the north pole to the south pole of a magnet.

Front

Can magnetic field lines cross each other?

Back

No, magnetic field lines cannot cross each other.

Front

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

Back

They repel each other.

Front

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

Back

They attract each other.

Front

What is the north pole of a magnet?

Back

The north pole of a magnet is the end that points towards the Earth's geographic North when freely suspended.

Front

What is the south pole of a magnet?

Back

The south pole of a magnet is the end that points towards the Earth's geographic South when freely suspended.