Show:
Vocabulary
Magnets
Electricity
Electromagnets
100
A machine that uses a magnet to make a current of electricity.
What is a generator
100
Magnetic things attract objects that have _____ in them
What is iron
100
The reason your hair stands up is
What is static electricity
100
A metal object made of iron or steel, where you can turn the magnetism on or off.
What is an electromagnet
200
A charge that builds up in an object
What is static electricity
200
All magnets have two ends, called _____
What is poles
200
A lamps bulb glows only when there is a
What is closed circuit
200
An electromagnet uses an ______ current to make a magnet
What is electric
300
Current that moves in a wire
What is current electricty
300
Poles that are alike ____ eachother
What is repel
300
Something that electricity moves through freely
What is conductor
300
A generator uses a _____ to make electricity
What is a magnet
400
An object that pulls iron toward itself is
What is magnetic
400
Poles that are opposite _____ eachother
What is attract
400
Something that electricity will not move through easily
What is insulator
400
What can an electromagnet do that other magnets cannot?
What is be turned on and off
500
A path that electricity follows
What is a circuit
500
Magnets can also be used to make _______
What is electricity
500
What kind of electricty makes an oven work- current electricity or static electricity?
What is current electricity
500
What objects can you use to make an electromagnet?
What is wire, screws, and electric current