Magnets grade 3
either of two opposing forces or parts, such as in a magnet
active power, energy, or physical strength; push or a pull
to drive away or force backwards
a property of certain kinds of materials that causes them to attract iron or steel
a rock that possesses magnetic properties and attracts iron; magnetite
an object that attracts iron and some other materials by virtue of a natural or inducted force
to cause to come near, as by some special quality or action
North poles face ____________.
South poles face _____________.
Like poles __________.
Unlike poles ____________.
Magnetic forces attract only ____________ materials.
Magnetic forces act at a __________.
A coil of wire with an electric current flowing through it becomes a _________.
What metals are attracted to magnets?
iron and steel
The earth is like a giant magnet because the core is made of _____.
What happens if two magnets have the same poles facing each other?
What happens if two magnets have opposite poles facing each other?
What direction does a compass needle always face?
Where were magnets first discovered?
What is the name of a naturally occurring magnet
What can cause a magnet to lose its magnetic properties?
Dropping it over and over or heating it up
How is an electromagnt different from a regular magnet?
An electromagnet can turn on and off
Can we use a battery to make a magnet?
yes because they are electromagnets and make electricity