Optics unit
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Optics Unit. What is light?. What is light?. Energy that you can see. What are the properties of light?. Light can be transformed (changed) into other types of energy. Light travels in a straight line. Sources of light?. Sun (natural) Incandescent (artificial) Fluorescent (artificial)

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Optics Unit

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Optics Unit

What is light?


What is light?

Energy that you can see.


What are the properties of light?

  • Light can be transformed (changed) into other types of energy.

  • Light travels in a straight line.


Sources of light?

  • Sun (natural)

  • Incandescent (artificial)

  • Fluorescent (artificial)

  • Phosphorescent (artificial)

  • Chemiluminescent (artificial)

  • Bioluminescent (?)


Incandescent Sources

Electrical thermal light


Fluorescent Sources

Electrical absorbed UV phosphor absorbed light


Phosphorescent Sources


Chemiluminescent Sources

Chemical light


Bioluminescent Sources


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