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Essmyer Ch.28 Vocab

QuestionAnswer
for sunlight and other white light, the spread of colors seen when the light is passed through a prism or diffraction grating. in general, the spread of radiation by frequency, so that each frequency appears at a different position. spectrum
light, such as sunlight, that is combination of all the colors. under white light, white objects appear white and colored objects appear in their individual colors. white light
a material that selectively absorbs colored light. pigment
red, blue, and green light. these colors when added together produce white light. additive primary colors
two colors of light beams that when added together appear white. complementary colors
the colors of magenta, yellow, and cyan. these are the three colors most useful in color mixing by subtraction. subtractive primary colors
a process in which sound or light is absorbed and reemitted in all directions. scattering
a state with greater energy than an atom's lowest state. excited state
an instrument used to separate the light from a hot gas or other light source into its costituent frequencies. spectroscope
a patternn of distinct lines of color, corresponding to particular wavelenghts, that are seen in a spectroscope when a hot gas is viewed. line spectrum
Created by: essmyer