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Practical physics (1922)

Millikan, Robert Andrews, Gale, Henry Gordon · Boston : Ginn and Co. · leaf 462

An illustration from Practical physics, 1922, leaf 462
sed by a prism enters the prism as white light is dispersed into red, yellow, green, blue, and violet lights, although eachcolor merges, by insensible gradations, into the next. This band ofcolor is called a spectrum. We conclude from this experiment that wliite lUjlit is a mix-ture of all the… … 404 COLOR PHENOMENA 466. Color of bodies in white light. Let a piece of red glass beheld ill the path of the colored beam of light in the experiment of thepreceding section. All the spectrum except the red will disappear, thusshowing that all the wave lengths except red have been absorbed by…

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