Magnetism
Electromagnets
Circuits
Will it Light?
100
Every magnet, regardless of its shape, has two magnetic ___.
What are poles?
100
You can increase the strength of an electromagnet's field by ___.
Adding batteries or creating a solanoid.
100
Name the 2 types of circuits.
100
Will it Light? Explain why or why not?
200
The poles of a magnet are called the _____ and _____ pole.
north and south
200
What creates an electromagnets magnetism?
Electricity from the battery.
200
What happens if you add more bulbs to a series circuit?
200
Will it Light? Explain why or why not?
300
Two south magnetic poles brought near each other do this.
What is repel each other?
300
With an electromagnet, you can change its polarity. What does that mean?
That means you can reverse the poles.
300
What one similarity and one difference between a series and parallel circuit?
300
Will it Light? Explain why or why not?
400
What happens if a north pole and south pole of a magnet come in contact with each other?
It will attract.
400
Name a household device that uses an electromagnet.
400
What item can be added to a simple circuit to control its flow of electrons?
400
Will it Light? Explain why or why not?
500
True or False: A bar magnet is a temporary magnet.
FALSE
500
Name the 3 things you can control with an electromagnet.
500
What happens if a bulb goes out in a parallel circuit?
500
Will it Light? Explain why or why not.