Vocab
The Poles
Electromagnets
Magnets
More Vocab
100
Anything that produces a magnetic field.
What is a magnet?
100
The compass needle always points this way.
What is North?
100
You create this by running an electric field through a wire.
What is a magnetic field?
100
The parts of a metal that determine whether the metal is magnetic or not.
What are magnetic domains?
100
The Danish Chemist who discovered the connection between electricity and magnetism.
Who is Hans Orsted?
200
A magnet created by running an electric current through a piece of wire.
What is an electromagnet?
200
What happens when a magnet is cut in half.
What is retains its magnetic properties?
200
The solenoid coil helps the electromagnet by doing this.
What is increasing the strength of the magnetic field?
200
A paperclip and electromagnet are examples of what type of magnet.
What is a temporary magnet?
200
The British Scientist who built on someone else's ideas about electricity and magnetism.
Who is Michael Faraday?
300
It converts electricity into mechanical motion.
What is an electric motor?
300
The biggest magnet in the world.
What is the Earth?????????????????????
300
You could do this to change the strength of the electromagnet.
What is use a bigger power source and adding more coils?
300
The type of domain that points in the same direction.
What are the domains of a magnet?
300
A machine that converts movements into electricity.
What is a generator?
400
The wrapped coil around an iron core.
What is a solenoid?
400
This happens with two like poles.
What is repel?
400
This forms around the entire length of the wire in an electromagnet.
What is the magnetic field?
400
This type of domain in which the domains are all jumbled up.
What are the domains of an ordinary piece of metal?
400
The ability of a magnet to create an electric current and of the electric current to create a magnetic field.
What is electromagnetic induction?
500
To create in science terms.
What is to induce?
500
This happens with two opposite poles.
What is attract?
500
List three differences between electromagnets and regular magnets.
1. They can be turned on and off. 2. The polarity can be reversed. 3. The strength can be changed.
500
Three types of metal that are magnetic.
What are iron, nickel, and cobalt.
500
The type of iron ore that is magnetic.
What is magnetite?
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