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100
Magnet
What is a material that attracts iron or things made of it
100
The field surrounding every magnet
What is a magnetic field?
100
It's domains move.
How does an object become demagnetized?
100
Movement of electric charges in it's core
What is earth's magnetism caused by?
100
Curved, oval shape, similar to magnetic field
What is a field of a solenoid?
200
2 sides, - and +
What is a magnetic pole
200
Oval shape
What is the shape of a magnetic field?
200
High temperatures affect the magnet...
What is the reason demagnetization occurs at high temperatures?
200
Interaction between electricity and magnetisim
What is electromagnetism?
200
Becomes stronger as current increases.
What is the way you increase the power of a solenoid?
300
Attraction or repulsion generated by moving or spinning electric charges.
What is magnetic force?
300
Domain
What is a group of atoms that line up to make a charge?
300
Magnet made of Iron, Cobalt, or Nickel or mixtures of those
What is a ferromagnet?
300
A coil with a current
What is a solenoid?
300
Copper, plastic, bronze are all....
What is a non-magnetic object?
400
A very common magnet
What is a compass?
400
Their charges cancel out
What is the reason why most metals arent magnets?
400
Noth and south poles
What is the magnetic poles of the earth?
400
A coil with a soft iron core that acts as a magnet when current it introduced.
What is an electromagnet?
400
Lined up straight to be magnetic, unaligned for no magnetism
What is the way domains are lined up?
500
Opposite charges attract, like ones do not
What is a charge relationship?
500
If alligned, they make a magnet, if they aren't, they don't
What is the domain pattern?
500
Made to work by electric current
What is an electromagnet?
500
Turns electrical energy to mechanical energy
What is an electric motor?
500
The domains align themselves to the Earth's magnetic poles.
Why are there N and S magnetic poles on a magnet?