Electromagnets and magnets

?
  • Created by: _kate_mae
  • Created on: 05-11-17 14:44

1. what is the main difference between an electromagnet and a bar magnet?

  • electromagnets can be turned on and off
  • you can increase an electromagnet's strength
  • a bar magnet can be in a circuit breaker
1 of 16

Other questions in this quiz

2. does and electromagnet have the same type of magnetic field as a bar magnet?

  • yes
  • no
  • maybe

3. domains won't attract if they're not ?

  • lined up
  • magnetic
  • plastic

4. an electromagnet needs to be ? connected to power

  • indirectly
  • directly

5. 3 magnetic materials

  • plastic, rubber and glass
  • colbalt, iron and nickel
  • iron, colbalt, glass
  • plastic, iron, nickel

Comments

No comments have yet been made

Similar Physics resources:

See all Physics resources »See all Magnetic fields resources »