Sources of light Flashcards
(8 cards)
1
Q
Incandescence
A
Light created from heating
ex: Candle
2
Q
Bioluminescence
A
Light created by living organisms
ex: Firefly
3
Q
Chemiluminescence
A
Light created from chemical reaction
ex: Glow stick
4
Q
Phosphorescence
A
The ability to store energy from light and then emit it slowly
ex: glow star
5
Q
Triboluminescence
A
Light created from by friction or crushing
ex: lifesavers mints
6
Q
Fluorescence
A
Energy is absorbed and re-emitted as a different wavelength
ex: CFL bulbs
7
Q
Electric Discharge
A
Light created from high voltage electricity
ex: Lighting
8
Q
Light-emitting diode
A
Use electroluminescence which is the transformation of electrical energy directly into light energy
