1) What are the two poles in a magnet a) East, West b) South , North c) North , East d) West, South 2) What is an electromagnet? a) A temporary magnet b) A magnet for rock c) A magnet made using electricity d) A cell system 3) What materials do we need to make an electromagnet? a) paper, wire, clips, batteries b) copper wire, battery, iron nail c) sand paper, lightbulbs d) wire, plastic 4) in what ways can an electromagnet be made stronger? a) Add a stronger battery b) use wooden core c) remove nail d) make the wire shorter 5) Where are electromagnets used? a) toy cars b) cranes c) bricks d) microwaves 6) When do electro magnets stop working? a) When you charge it b) Adding nails to it c) when pouring water in it d) when electricity is turned off

Electromagnets

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