Magnetism Check Your Understanding

What negatively charged particles that spin around an atom.

• Protons

• Electrons

• Neutrons

• Compass

Magnetism Is

• invisible force that occurs when electrons spin in the same direction

• negatively charged particles that spin around an atom

• two similar poles repel and two opposite poles attract

• an area around the north and south pole of a magnet

The Magnetic Field Is

• invisible force that occurs when electrons spin in the same direction

• negatively charged particles that spin around an atom

• two similar poles repel and two opposite poles attract

• an area around the north and south pole of a magnet

Law of Attraction Is

• invisible force that occurs when electrons spin in the same direction

• negatively charged particles that spin around an atom

• two similar poles repel and two opposite poles attract

• an area around the north and south pole of a magnet

Electromagnet Is

• invisible force that occurs when electrons spin in the same direction

• negatively charged particles that spin around an atom

• a strong magnet that is created by wrapping a wire around an iron bar and running current through the wire

• a device that has a tiny magnet in it.

Compass Is

• a natural magnet used by ancient Chinese

• negatively charged particles that spin around an atom

• a strong magnet that is created by wrapping a wire around an iron bar and running current through the wire

• a device that has a tiny magnet in it.

Lodestone Is

• a natural magnet used by ancient Chinese

• negatively charged particles that spin around an atom

• a strong magnet that is created by wrapping a wire around an iron bar and running current through the wire

• a device that has a tiny magnet in it.

What happens when electrons all spin in the same direction?

What materials are magnetic?

• Iron

• Cobalt

• Copper

• Plastic

On a magnet, where is magnetism the strongest?