Magnets

Front

What is a magnet?

Back

A magnet is an object that produces a magnetic field, attracting or repelling other magnetic materials.

Front

What are the two types of magnetic poles?

Back

The two types of magnetic poles are North and South poles.

Front

What happens when like poles of magnets are brought together?

Back

Like poles repel each other.

Front

What happens when opposite poles of magnets are brought together?

Back

Opposite poles attract each other.

Front

What is an electromagnet?

Back

An electromagnet is a type of magnet that is created by electric current flowing through a coil of wire.

Front

How can you increase the strength of an electromagnet?

Back

You can increase the strength by increasing the number of coils of wire or increasing the voltage of the power source.

Front

What is magnetic repulsion?

Back

Magnetic repulsion is the force that pushes two like poles of magnets away from each other.

Front

What is magnetic attraction?

Back

Magnetic attraction is the force that pulls two opposite poles of magnets towards each other.

Front

What materials are typically attracted to magnets?

Back

Materials like iron, nickel, and cobalt are typically attracted to magnets.

Front

What is the role of the iron core in an electromagnet?

Back

The iron core enhances the magnetic field created by the electric current.