Magnets

Electromagnets involve

• Magnets and sometimes electricity

• Electricity only

• Electricity and Magnetism

Magnets are made of

• iron, nickel, or cobalt

• copper

• silver

• all of the abive

Magnetic South poles are

• attracted to both magnetic South and North poles

• repelled by magnetic South poles

• attracted to magnetic South poles

Magnetic North poles are

• attracted to magnetic south poles

• repelled by magnetic south poles

• attracted to magnetic north poles

Electric forces involve

• positive charges and negative charges

• positive and neutral charges

• negative charges and neutral charges

Opposite charges

• are magnetic

• repel

• attract

The red arrow on a compass points towards

• the area between the two poles

• the south geographic pole

• the north geographic pole

Magnetic poles

• always stay in the same place

• drift with the geographical poles due to the outer core

• can drift over time and rev erse

The Earth's iron core

• creates geographic and magnetic poles

• creates magnetic poles

• creates geographic poles

The aurora borealis or Northern lights are caused by

• the north pole integration with solar winds

• deflection of solar rays by the Earth's atmosphere

• solar wind particles bumping into Earth's gas particles