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| 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. |
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| Light, such as sunlight, that is a combination of all the colors. under white light, white objects appear white and colored objects appear in their individual colors. |
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| A material that selectively absorbs colored light. |
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| Red, blue, and green light. These colors when added together produce white light. |
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| Two colors of light beams that when added together appear white. |
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| subtractive primary colors |
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| The colors of magenta, yellow, and cyan. These are the three colors most useful in color mixing by subtraction. |
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| A process in which sound or light is absorbed and reemitted in all directions. |
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| A state with greater energy than an atom's lowest state. |
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| An instrument used to separate the light from a hot gas or other light source into its constituent frequencies. |
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| A pattern of distinct lines of color, corresponding to particular wavelengths, that are seen in a spectroscope when a hot gas is viewed. |
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