Coil - what do we have to twist our wire into to get an electromagnet?, Solenoid - What do we call a coil of wire with current flowing through it?, Iron - What kind of metal core can we put inside the coil to make the electromagnet stronger?, Current - what can we increase the flow of through the wire to make the electromagnet stronger?, Increase - Do we increase or decrease the number of coils to get a stronger magnet?, cars - electromagnets pick up these at scrapyards, Magnetic Locks - Which device uses electromagnets to keep doors closed?,

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