We make an electromagnet by rolling
A magnet has to two poles called
An artificial magnet is when
An electromagnet
A magnet
A natural magnet is when
Two poles of the same type
Two opposite poles
copper wire around an iron bar
attract themselves
is an object that can attract other objects made of iron or other metals.
you use minerals
works like a magnet when you connect it to electricity.
you use metalic objects (to make temporary magnets)
repel themselves
North and South
