Lynde, Carleton John, b. 1872, Gilbert, Alfred C. (Alfred Carlton), 1884-1961 · New Haven, Conn. : A.C. Gilbert Co. · leaf 78
GILBERT LIGHT EXPERIMENTS 75 surface bent down, as shown in ^ \n Smooth Fig. 115? yS\S/\bGrowi&Explanation of Refraction. A beam of sunlight is bent or re-fracted when it passes from air towater because light travels moreslowly in water than it does in air. ^LondIts velocity in water is only…
Light · Scientific recreations
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