Artificial light:
Light produced by electrical sources.
Battery:
A device that stores chemical energy and can be used to produced electrical current.
Bulb:
A device consisting of a filament, base, and tip uses electricity to produce visible light.
Circuit:
A continuous path along which an electrical current can move.
Current:
A flow of electrons along a path.
Electricity:
An event that occurs when electrons move through or between objects or materials.
Electrons:
Tiny particles found outside the nucleus of an atom. Electrons have a negative charge.
Light energy:
A form of energy that travels in a wave.
Natural light:
Light that comes from natural sources such as sun.
Parallel circuit:
A circuit that allows electrons to follow several different paths.
Series circuit:
A circuit that directs electrons to follow a single path.