1. Light, Mirrors, and Lenses
O 4 1 Light

2. Light Properties
Light is made of photons-bundles of charged particles that have no mass.
Light travels in all directions from its source
Light carries energy (wave)
Light doesn’t need a medium (electromagnetic)
Light ray – one single wave

4. Light Properties Opaque – don’t let light waves pass
Transparent – allows nearly all light waves to pass through them
Translucent – allows some light to pass through but objects are unclear

5. Light Properties
The sun emits all the waves of the electromagnetic spectrum
Least energy-radio Highest-gamma
Colors that are seen are reflected while all other colors are absorbed
Primary Light Colors – Red, green, and blue
Primary Pigment Colors – magenta, yellow, cyan