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How does color work?
Humans perceive different wave lengths of light as different colors. Objects are struck by all the colors. If all the colors are reflected off the object, it is perceived as a white object. If all...
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What are quarks and gluons made of?
Quarks and gluons are made of quanta. A quantum is just a discrete temporal transition, or step of time. The mathematics of such quanta is causal set theory, where the quanta are called "causal...
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How does a color copier work?
A color xerographic copier isn't all that much more complicated than a black and white one. It simply combines four different colored toners on a single sheet of paper to create full color images....
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What color a flame for art work?
Flames generally are depicted in shades of red, orange and yellow when trying to attain a realistic look in a drawing or painting. In the case of "stylized" flames, such as the ones you see on...
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How do mercantile exchanges work?
How did the British mercantile system work?
