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Unit 9-2 Light Vocab Review

Name 


Across
Angle at which light strikes a surface
Allows light to pass through but disrupts images
Bent
Clear glass or plastic medium that breaks light into the color spectrum
Transparent object with one or two curved surfaces - can also be used for bending light
The different energies emitted from the sun
Objects that do not allow any light to pass through
Lens is thicker in the middle than at the edges
Causes rays of light to diverge, or spread apart, as they pass through it
Energy waves ranging from low-frequency waves to high-frequency waves
Down
Typically made of glass or clear plastic
Angle at which light bounces off a surface
Allows light to pass through undisrupted
The bouncing back of light waves from a surface
When light is easiest to observe
Causes rays of light to converge, or meet, at a point called a focus
Energy that travels in waves and is produced by hot, energetic objects
Lens that is thicker at the edges than it is in the middle
Takes in
Any substance through which a light wave can travel