Question

How to turn a temporary magnet thats made out of magnetic materials turn into a permanent magnet

A: heat the temporary magnet then put it in a magnetic field
B: heat it then make it cool down and put it in a magnetic field
C: put the magnet in a magnetic field for a long time
D: All of the ways work

Answer 1

Answer: B

Step-by-step explanation:

If the magnetic field applied to a temporary magnet is too strong, then the temporary magnet may align its atom and convert into a permanent magnet.