Electromagnets

What kind of magnet can be turned on and off?

• refrigerator magnet

• electromagnet

• regular magnet

• horseshoe magnet

Tags

NGSS.MS-PS2-3

What is most likely to happen when the switch is closed?

• A battery will become a magnet.

• The nail will become a magnet.

• The light bulb will become a magnet.

• The light bulb will not light.

Tags

NGSS.MS-PS2-3

How do electromagnets differ from regular magnets?

• A. They cannot be turned off.

• B. They can be turned off

• C. They can pickup paper clips

• D. All of the above

Tags

NGSS.MS-PS2-3

What are the components of the electromagnets?

• battery, wire and bulb

• battery , copper wire and paper clips

• battery, copper wire and iron nail

• battery, wire and aluminum

How do you make an electromagnet stronger?

• Add a motor and/or lightbulbs

• Add more light bulbs and/or wire coils

• add more wire coils and/or a switch

• add more wire coils and/or batteries

Tags

NGSS.MS-PS2-3