Magnetism Quiz

What is a magnet?

• A metal that heats up quickly

• A material that attracts or repels other materials

• A type of electric current

• A piece of plastic

Which of the following materials can be magnetized?

• Wood

• Plastic

• Iron

• Glass

What happens when you break a magnet in half?

• It loses all its magnetism

• Each piece becomes a new magnet

• The magnet disappears

• One piece becomes stronger

What is an electromagnet?

• A magnet made from permanent magnets

• A magnet that is powered by electricity

• A magnet that can only attract iron

• A magnet that is always on

Which of these materials is needed to make an electromagnet?

• Copper wire

• Plastic

• Wood

• Rubber

How can you make an electromagnet stronger?

• Use a shorter wire

• Increase the current or add more coils

• Use a bigger battery

• Use less iron in the core

What is the core of an electromagnet usually made of?

• Wood

• Plastic

• Iron

• Rubber

What is the area around a magnet where magnetic forces can be felt called?

• Magnetic field

• Electric current

• Magnetic charge

• Electric field

Which of these is a property of magnetic poles?

• Like poles repel, opposite poles attract

• Both poles attract each other

• Like poles attract, opposite poles repel

• Poles don’t affect each other

What do you call the north and south ends of a magnet?

• Positive and negative

• North and South poles

• Left and right poles

• Hot and cold ends