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Electromagnetism Study Guide
(this can be used on your test)
Name: ____________________
Define the following:
Magnet
Magnetic field
Magnetic force
Solenoid
Poles
Electromagnetic Induction
Transformer
Armature
Generator
Temporary magnet
Permanent magnet
1. How can you increase the magnetic field of a solenoid?
2. What happens if you cut a magnet in half?
3. What produces the magnetic field around the Earth?
4. List four facts about the properties of an electromagnet.
5. Describe magnetic force if:
The poles are alike ___________________________
The poles are different ________________________
6. How are magnetic poles and electric charges alike?
7. How does an iron core affect a solenoid?
8. What happens when a current-carrying wire is placed between the poles of
a magnet?
9. Moving a magnet through a coil of wire induces an electric current? How
can you produce a large current?
10. How is a solenoid like a bar magnet?
11.How does a generator produce an electric current?
12.How does an electromagnet work?
13.Which has a stronger magnetic field a solenoid or an electromagnet? How
can you increase the magnetic field of the stronger of the two?
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