Magnets 1
An ____ is a device that changes electrical energy into kinetic energy.
Electric motor
An _____ is a magnet that consists of a solenoid wrapped around an iron core.
The parts of a magnet where the magnetic effects are the strongest are called.
Poles
A push or pull
_____ is the interaction between electricity and magnetism.
Electromagnetism
True or False: Like charges attract
False
The force of repulsion or attraction between the poles of magnets is called ______.
Magnetic Force
A material in which charges can move freely
Electrical conductor
A _________ exists in the region around a magnet in which magnetic forces can act.
Magnetic Fields
The process of creating a current in a circuit by changing a magnetic field.
Electromagnetic Induction
A material in which charges cannot move freely.
Electrical insulator
The ability to cause change
Energy
Like charges ______
Repel
A _____ increases or decreases the voltage of an alternating current.
transformer
True or False: If you split a magnet in half you would have a magnet with a south and north pole.
True
Any material that attracts iron or materials containing iron is called a ______.
magnet
Opposite Charges ________
Attract
All matter is composed of ____
Atoms
A ____ is a device that uses electromagnetic induction to convert kinetic energy into electrical energy.
generator
A ____ is a coil of wire that produces a magnetic field when carrying an electric current.
Solenoid