Electromagnetism Flashcards
1
Q
What happens when two magnets are close
A
They exert a non contact force on each other
2
Q
Two poles that are the same
A
Repel each other
3
Q
Two different poles
A
Attract each other
4
Q
What is the magnetic field
A
The area around the magnet where it can exert a force
5
Q
What dies lines xloser together mean
A
Stronger magnetic field
6
Q
What is a compass used for
A
Points in the direction of any magnetic field that it’s in
7
Q
What do permanent magnets do
A
Create their own magnetic field
8
Q
What is a solenoid
A
Wrap a wore around a coil
