Fechar
The two magnetic poles
The three principal magnetic metals
How can non-magnetic metals be made magnetic
What do two poles that are the same do when they are brought together?
What do two unlike poles do when they are put close together?
Two ways in which you can increase the strength of an electromagnet?
What is good about electromagnets?
One way an electromagnet can be used and why is it useful?
One piece of evidence to prove that earth acts like a giant magnet.
What happens if a magnet is cut in half?
Will a magnetised metal last long being magnetic if it has been made magnetic by another metal?
