4.4

Question 1

The ability to distinguish and interpret different wavelengths of visible light.

Answer 1

Color Perception

Question 2

The three colors of pigments

Answer 2

magenta, cyan, yellow

Question 3

A _______________ light source produces visible light in a very small range of wavelengths.

Answer 3

monochromatic

Question 4

A __________ light source emits a fairly even distribution of all wavelengths of light.

Answer 4

chromatic

Question 5

The ability to distinguish fine details. It is the “keenness” of vision that is necessary to perform tasks such as reading, writing, drafting, sewing, or surgery.

Answer 5

Visual acuity

Question 6

A light source producing a blend of wavelengths that are evenly distributed across the light spectrum is perceived by the human eye as _____ or _____ light.

Answer 6

White, Normal

Question 7

The primary colors of light are ________; they can be used in various combinations to produce any other color by adding color.

Answer 7

Additive