Magnets

1

What are the units of power?

2

What word best describes bar magnets?

3

Which of these is not a magnetic metal?

4

Which term describes alloys which include iron?

5

What is the test for a magnet?

6

Where is the strongest magnetic field around a bar magnet?

7

What do opposite poles do?

8

What is the name given to the attraction of unmagnetised iron to a magnet?

9

What is another term for substances that can only be temporarily magnetised?

10

Specifically in which direction do the lines run in a field diagram?