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Items that would be attracted to a magnet must contain
iron, cobalt or nickel
temporary magnet
the electric current produces a magnetic field
move them farther away
magnetization
Decrease the number of coils and the voltage of the battery
repel
Its north pole is attracted to the earths magnetic south pole
Identify one way to DECREASE the strength of an electromagnet
iron, cobalt or nickel
temporary magnet
the electric current produces a magnetic field
move them farther away
magnetization
Decrease the number of coils and the voltage of the battery
repel
Its north pole is attracted to the earths magnetic south pole
To cause two magnets to exert LESS force on each other, you would
iron, cobalt or nickel
temporary magnet
the electric current produces a magnetic field
move them farther away
magnetization
Decrease the number of coils and the voltage of the battery
repel
Its north pole is attracted to the earths magnetic south pole
A magnet that only works when there is an electric current flowing is called a(n)
iron, cobalt or nickel
temporary magnet
the electric current produces a magnetic field
move them farther away
magnetization
Decrease the number of coils and the voltage of the battery
repel
Its north pole is attracted to the earths magnetic south pole
Creating a magnet from a non-magnetized piece of metal is known as
iron, cobalt or nickel
temporary magnet
the electric current produces a magnetic field
move them farther away
magnetization
Decrease the number of coils and the voltage of the battery
repel
Its north pole is attracted to the earths magnetic south pole
Like poles
iron, cobalt or nickel
temporary magnet
the electric current produces a magnetic field
move them farther away
magnetization
Decrease the number of coils and the voltage of the battery
repel
Its north pole is attracted to the earths magnetic south pole
Compasses can be affected by current flowing through a wire because
iron, cobalt or nickel
temporary magnet
the electric current produces a magnetic field
move them farther away
magnetization
Decrease the number of coils and the voltage of the battery
repel
Its north pole is attracted to the earths magnetic south pole
Why does the north end of a compass needle point North?
iron, cobalt or nickel
temporary magnet
the electric current produces a magnetic field
move them farther away
magnetization
Decrease the number of coils and the voltage of the battery
repel
Its north pole is attracted to the earths magnetic south pole
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