The New Book of KnowledgeGrolier Incorporated, 2002 - 21 sider An illustrated encyclopedia with articles on history, literature, art and music, geography, mathematics, science, sports, and other topics. Some articles include activities, games, or experiments. |
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Side 290
... light - sensitive chemi- cals called phosphors . Each dot is called a picture element , or pixel . The pixels are arranged in clusters of three , with each pixel responsible for producing one of the three primary colors of light : red ...
... light - sensitive chemi- cals called phosphors . Each dot is called a picture element , or pixel . The pixels are arranged in clusters of three , with each pixel responsible for producing one of the three primary colors of light : red ...
Side 476
... light , as measured by special in- struments . Astronomers have discovered that if the spectral lines of an object shift toward the red end of the spectrum , it means the object is mov- ing away . The greater the shift , the faster the ...
... light , as measured by special in- struments . Astronomers have discovered that if the spectral lines of an object shift toward the red end of the spectrum , it means the object is mov- ing away . The greater the shift , the faster the ...
Side 476
... light - producing ob- ject such as a star , visible light is said to be a form of radiation . The visible light that ra- diates from stars is one of several types of radiation known as electromagnetic radiation . Other types of ...
... light - producing ob- ject such as a star , visible light is said to be a form of radiation . The visible light that ra- diates from stars is one of several types of radiation known as electromagnetic radiation . Other types of ...
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