Magnetism
More Magnets!
Electricity/Motion
Earth's magnetic field
Electromagnets
100
The material magnets stick to
What is iron (cobalt or nickel)
100
A freely hanging magnet will
what is orient itself North/South
100
Takes motion and produces electricity
What is an electric generator
100
Earth's magnetic field is known as this
What is the magnetosphere
100
A magnet that can be turned on and off
What is an electromagnet
200
A north and a south pole will
What is attract
200
A specific kind of force (when using magnets)
What is magnetism
200
This takes electricity to produce motion
What is an electric motor
200
The geographic north pole is actually a
What is a magnetic south pole
200
Increasing the size of loops of an electromagnet does this
What is decreases the strength
300
A north and a north pole will
What is repel
300
When you split a magnet in half you'll end up with, a) two ends of a magnet b) two magnets that each have an opposite end.
b) two magnets that each have an opposite end
300
Two ways to create an induced current in a wire are
-move a magnet through a coil of wire -move a coil of wire through a magnetic field
300
If you stand at the north pole, your compass would point
what is South
300
to make an electromagnet you need to use these items
What is an iron core (nails), wire, battery
400
Examples of items that will NOT stick to a magnet
What is aluminum foil, plastic, rubber band, penny, etc.
400
The "magnet" that we live on
What is Earth
400
To reduce voltage, use _____ coils on the output side than the input side.
What is less
400
This phenomena is produced by charged particles being steered by earth's magnetic field and hitting gases in the atmosphere, releasing light.
What is the aurora (Northern Lights)
400
To make an electromagnet, you need to use this type of current
What is direct current
500
A push or pull, magnetism is a type of this
What is force
500
This is a magnet used for navigation.
What is a compass
500
Electric generators create this type of current
what is alternating current (or induced current)
500
Earth's gravity and magnetic field are related in this way
What is NOT AT ALL!
500
If you look down from the end of a wire as current is flowing away from you, the magnetic field would be in this direction
what is counterclockwise
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