4.7.1.1 Poles of a Magnet Flashcards
1
Q
What are the poles of a magnet?
A
the poles of a magnet are the places where the magnetic forces are strongest
2
Q
What happens when 2 magnets are brought close together?
A
when 2 magnets are brought close together they exert a force on each other
3
Q
What do like poles do?
A
like poles repel each other
4
Q
What do unlike poles do?
A
unlike poles attract each other
5
Q
What are attraction and repulsion?
A
attraction and repulsion between 2 magnetic poles are examples of a non-contact force
6
Q
Permanent magnet:
A
a permanent magnet produces its own magnetic field
7
Q
Induced magnet:
A
- an induced magnet is a material that becomes a magnet when placed in a magnetic field
- induced magnetism always causes a force of attraction
- when removed from the magnetic field an induced magnet lost most/all of its magnetism quickly
