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ch. 28 physics vocab

ch. 28 vocab

QuestionAnswer
spectrum the spread of colors seen when the light is passed though a prisim . Roy G Biv
white light light that is a combination of all colors . under white light white objects appear in their individual colors r+ b+ G = white
pigment a material that sectively abosorbs colored light
additive primary colors red , blue and green light . these colors when added together produce white light
complementary colors two colors of light beams that when added together produce white
subtractive primary colors the colors of magenta , yellow and cyan. these are the three colors useful in color mixing by subtraction
scattering a process in which sound or light is absorbed and reemitted in all directions
spectroscope an instrument used to seperate the light from a hot gas or other light source into its constatnt freqeuncies
line spectrum a pattern of distinct lines of color corresponidng to particular wavelenghts that are seen in a spectroscope when a hot gas is veiwed
Created by: hkramer