Unit Flashcards
Define Light
A form of energy that we can see.
Define Opaque
Not allowing any light to pass through
Define chemiluminescence
The emission of light resulting from a chemical reaction
Define translucent
Allowing some light to pass through
Define bioluminescence
The emission of light produced by chemical reactions inside the bodies of living creatures
define reflection
The casting back of light from a surface
define refraction
the bending of light when it travels from one medium to another
define phosphorescence
the process where light is absorbed, stored, then released later
define incandescence
the emission of visible light by a hot object
define transparent
allowing all light to pass through
define fluorescence
The process in which invisible ultra-violet light is absorbed by the particles of an object
define luminous
an object that emits light
What does a covex mirror do?
A convex mirror bulges outwards and directs light outwards. Makes images bigger.
What does a concave mirror do?
A concave mirror bulges inwards and directs light to a singular point. Makes images smaller.
What is the formula for kilowatts per hour?
Kw * h = w(h) divided by 1000
Watts multiplied by hours divided by 1000
