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Chapter 27 and 28: Light And Color

Horizontales
Electromagnetic waves of frequencies higher than those of violet light.
The spread of colors seen when the light is passed through a prism or diffraction grating.
A shaded region that results when light falls on an object and thus cannot reach into the region on the far side of the object.
An instrument used to separate the light from a hot gas or other light source into its constituent frequencies.
Electromagnetic waves of frequencies lower than the red of visible light.
White objects appear white and colored objects appear in their individual colors.
The range of electromagnetic waves extending from radio waves to gamma waves.
A wave that is partly electric and partly magnetic and carries energy.
In the particle model of electromagnetic radiation, a particle that travels only at the speed of light and whose energy is related to the frequency of the radiation in the wave model.
A thin beam of light.
Pattern of distinct lines of color, corresponding to particular wavelengths, that are seen in a spectroscope when a hot gas is viewed.
To absorb sound or light and reemit it in all directions.
Verticales
The darker part of a shadow where all the light is blocked.
Two colors of light beams that when added together appear white.
Red, blue, and green light. These colors when added together produce white light.
Term applied to materials that absorb light without remission, and consequently do not allow light through them.
A material that selectively absorbs colored light.
The aligning of vibrations in a transverse wave, usually by filtering out waves of other directions.
Term applied to materials that allow light to pass through them in straight lines.
A partial shadow that appears where light from part of the source is blocked and light from another part of the source is not blocked.
The distance light travels through a vacuum during one year.