20 terms

Electricity 4th grade

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Current Electricity
The flow of electrons through a circuit that give off energy
Dry Cell
Another name for battery
Terminal
The positive and negative ends of a dry cell
Volt
The unit used to measure electrical energy
Filament
The small metal part of a light bulb that gives up heat and gives off light
Circuit
The path which electricity flows
Open Circuit
An electrical circuit in which the path is broken and electricity cannot flow is broken
Closed Circuit
An electrical circuit in which electricity can flow because the path is not broken
Magnet
an object that can attract iron
Electromagnet
a magnet that is created by passing electrical current through a wire wrapped around iron
Electricity
A source of energy
Atom
The smallest part of a object made up of protons,electrons and neutrons
Electron
Part of a atom with a negative charge
Proton
Part of a atom with a positive charge
Neutron
Part of a atom with no charge
Static Electricity
Electrons that gather on a object rather than a flows
Conductor
A material that does allow electricity or heat to pass thourgh it easily
Insulator
A material that does not allows electricity or heat to pass thourgh it easily
Attract
When two objects pull together
Repel
When two objects push apart