Lynde, Carleton John, b. 1872, Gilbert, Alfred C. (Alfred Carlton), 1884-1961 · New Haven, Conn. : A.C. Gilbert Co. · leaf 104
RIMENTS 101 seat the party around the table in the dark, light the alcohol, andlook at your neighbors faces and at your own in a mirror. Doyou all look like ghosts ? You do, because the salt in the flamegives only yellow light, and since your rosy cheeks and rosy lipsabsorb this color they appear… … Fig. 154. SpectroscopeCourtesy of the Scientific American THE SPECTROSCOPE When substances are vaporized in a flame and the flame isviewed through a spectroscope (Fig. 154) the spectrum seen iscrossed by bright lines. Each substance has its own particularlines, and when we know these lines we can…
Light · Scientific recreations
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