A nail, copper wire, paper clips, staples and power supply.
u need 2 provide more information"Which of these materials would be best to use for the core in order to make the strongest electromagnet to?"u need to provide what "these materials" are
Some materials are attracted by an electromagnet because have not a clue
The role of an electromagnet is to provide us withrecycled materials. The electromagnet is what picks up our heavy metal bits and bobs and moves it or drops it from a certain height so that the metal breaks and can be used again to make another car .
You need an iron bar, some copper wire and a battery.
i don't know i asked you guys
materials for brownies
a battery, wires, a solenoid wrapped around an iron core Study Island answer... Answeres By: Blake A. H.
how to make road rail signal using electromagnet
You can make any metal piece of any size an electromagnet by wounding a conducting wire around it and passing an electric current through it....
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balsa