Vocabulary
What is a magnet?
A metallic object that attracts other objects made of iron, steel, or certain other metals
What is a force?
A push or a pull that makes something move, stop or change direction.
What types of materials are attracted to magnets?
Iron, steel, and other certain types of metals.
What is a conductor?
A material that allows electricity or heat to flow through it easily.
True or False: All metals are magnetic.
False
What is magnetism?
An invisible pulling or pushing force that exists around a magnet.
What is friction?
A force that slows things down when two objects rub against each other.
What is a temporary magnet?
An object that becomes magnetic for a short time when placed near a magnet.
What is an insulator?
A material that does not allow electricity or heat to pass through it easily.
True or False: The Earth has a magnetic field.
True
What is a magnetic field?
The invisible area around a magnet where magnetic forces can be felt.
What happens when the same poles of a magnet are placed near each other?
They repel.
What are the two poles of a magnet called?
The North Pole and the South Pole.
Name a metal that is a good conductor.
Iron, steel, copper, or aluminum.
What do we use compasses for?
To find direction using the Earth's magnetic field.
What does it mean to attract??
To pull toward.
What happens when opposite poles are placed near each other?
They attract.
What happens if you cut a magnet in half?
Each piece will still have a North and a South Pole.
Name a material that is a good insulator.
Rubber, plastic, or wood.
What household items use magnets?
Refrigerators, speakers, and credit card strips
What does it mean to repel?
To push away.
How does magnetism compare to gravity?
Both are forces, but magnetism only affects certain materials, while gravity pulls everything toward the Earth.
What is an electromagnet?
A type of magnet that is created by running electricity through a wire wrapped around metal.
Why are wires covered in plastic?
Plastic is an insulator, so it prevents electricity from escaping and keeps people safe.
What is the strongest part of a magnet?
The poles (North and South Poles)