Magnets & Magnetic Fields

Front

What effect does temperature have on a magnet?

Back

Higher temperatures can weaken the magnetic field.

Front

What happens when like poles of magnets are brought together?

Back

They repel each other.

Front

What is a magnetic field?

Back

A force that surrounds magnets and affects other magnets or moving electric charges.

Front

In which device would you commonly find a magnet?

Back

A hard disk drive.

Front

What materials are magnets primarily made of?

Back

Iron or Steel.

Front

What are the two types of magnetic poles?

Back

North and South poles.

Front

What happens when opposite poles of magnets are brought together?

Back

They attract each other.

Front

What is the unit of measurement for magnetic field strength?

Back

Tesla (T).

Front

What is a permanent magnet?

Back

A magnet that maintains its magnetic properties without the need for an external power source.

Front

What is an electromagnet?

Back

A magnet created by electric current flowing through a coil of wire.