A high-school astronomy: in which the descriptive, physical, and practical are combined .. (1853)
Mattison, Hiram, 1811-1868 · New York, F. J. Huntingdon [etc.] · leaf 217
cup is filledwith water, the light is refracted to B,and the beholder sees the money appa-rently at D. 489. By the law of refraction, light has been foundto consist of a combination of colors. By passing abeam of light through a triangular piece of flint glasscalled a prism, it is seen that some… … White & Let a ray of light from the sun be admitted through a hole in the window shutter, A,into a room from which all other light is excluded; it will form, on a screen placed a lit-tle distance in front, a circular image, B, of white light. Now, interpose near the shut-ter a glass prism, C,…
Astronomy
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