Terminology

TERMINOLOGY

Beam	a few lines of light rays that go out from a light source
Image	a picture that looks very similar to something
Light ray	a small beam of light that goes out from a light source
Light source	something that produces or emits light
Opaque	does not allow light to pass through
Reflection	does not pass through, but bounces back
Shadow	a dark image formed when light is blocked by an opaque or translucent object
Translucent	allows a small amount of light to pass through