Magnetism Basics

What are the three materials that can stick to a magnet?

• Iron, nickel, and cobalt

• Copper, silver, and gold

• Plastic, rubber, and wood

• Glass, paper, and cloth

What is the main reason the Earth acts like a giant magnet?

• It has a core full of melted iron and nickel

• It has a lot of water

• It is very hot

• It is made of plastic

What happens when you cut a magnet in half?

• You get a magnet with only a south pole

• You get a magnet with only a north pole

• You get two magnets, each with a north and south pole

• The magnet stops working

Which planet has a magnetic field 20,000 times stronger than Earth's?

• Mercury

• Mars

• Jupiter

• Venus

What do some animals use to find their way home?

• The Earth's magnetic field

• The sun's light

• The sound of the ocean

• The smell of flowers

What did you learn through this video?

List some similarities between magnetic fields and electrical fields.