Magnetic Fields End-Of-Unit Assessment

Front

What happens when two magnets with the same poles face each other?

Back

They repel each other.

Front

What happens when two magnets with opposite poles face each other?

Back

They attract each other.

Front

What is a magnetic field?

Back

The space around a magnet where magnetic forces act.

Front

What is an electromagnet?

Back

A magnet produced by an electric current.

Front

What does 'repel' mean in the context of magnets?

Back

To push objects away from each other.

Front

What does 'attract' mean in the context of magnets?

Back

To pull objects toward one another.

Front

What is the purpose of wrapping wire around an iron nail and connecting it to a battery?

Back

To create an electromagnet that can lift small metal objects.

Front

What does 'convert' mean?

Back

To change from one type to another.

Front

What is the role of electric current in an electromagnet?

Back

It generates a magnetic field around the wire.

Front

What is the difference between a permanent magnet and an electromagnet?

Back

A permanent magnet maintains its magnetism, while an electromagnet's magnetism can be turned on and off.