magnetism Flashcards
1
Q
a current going through a wire cause what?
A
magnetic field around wire
2
Q
what piles attract and repel?
A
like poles repel opposite poles attract
3
Q
compasses line up with what?
A
magnetic fields
4
Q
what is a magnetic field?
A
a region where magnetic materials feel a force
5
Q
what are magnets made from?
A
a current carrying wire called electromagnets
