click below
click below
Normal Size Small Size show me how
19.2 Chemistry
Vocabulary Words
Question | Answer |
---|---|
index of refraction | the ratio of the speed of light in a vacuum to the speed of light in a medium |
lens | an object made of transparent material that has one or two curved surfaces that can refract light |
concave lens | a lens that is curved inward at the cent and is thickest at the outside edges |
convex lens | a lens that is curved outward at the center and is thinnest at the outside edges |
critical angle | the angle of incidence that produces an angle of refraction of 90 degrees |
total internal reflection | the complete reflection of a light ray back into its original medium |