Light Flashcards
Transparent
A material that allows light to pass through it
Translucent
A material that allows some light to pass through it
Opaque
A material that allows no light to pass through it
Reflection
When light bounces off an object
Absorption
When light is taken in by an object
Transmission
When light passes through an object
Ray
Light travels in straight lines called rays
Angle of incidence
The angle that light enters an object between the normal and the incidence ray
Angle of reflection
The angle that light exits an object between the normal and the reflected ray
The normal
An imaginary line perpendicular to the surface of the mirror
What colours can a red filter absorb?
All except red
What colours can a blue filter absorb?
All except blue
What colours can a green filter absorb?
All except green
