Magnets and Static Electricity

Electromagnet

• A type of magnet that can be turned on and off using electricity

attract

• When magnets with different charges come together we say they "attract" or come together.

repel

• When magnets with the same charges come together we say they "repel" or push each other apart.

magnet

• An object that produces a magnetic field.

magnetic field

• The invisible space where a magnet can exert its force on another object.

ferrofluid

• A black liquid made up of ultra tiny pieces of iron mixed in oil. It changes shape in the presence of a magnetic field.

static electricity

• A type of electricity that can be used to push and pull things at a distance. It is typically made by friction and causes things like dust to be attracted to you.

electrical charges

• Can be either positive or negative. Opposites attract and the same charges repel.