Front

What happens to like charges or poles in electricity and magnetism?

Back

Like charges or poles repel each other.

Front

What materials do magnets attract?

Back

Magnets attract iron.

Front

How can you make a simple electromagnet stronger?

Back

Add more coils of wire to the nail.

Front

What do the lines around a magnet represent?

Back

The lines represent the magnetic field.

Front

What is the flow of electric charges called?

Back

The flow of electric charges is called an electric current.

Front

What is an insulator?

Back

An insulator is a material that does not allow electric charges to flow through it easily.

Front

What is a conductor?

Back

A conductor is a material that allows electric charges to flow through it easily.

Front

What is a circuit?

Back

A circuit is a closed loop that allows electric current to flow.

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 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 South when freely suspended.