Gage, Alfred P. (Alfred Payson), 1836-1903, Fessenden, C · Toronto : W.J. Gage · leaf 380
t part resting on the screen. (2) The image, be-fore only a narrow vertical band, is now drawn out into a long horizontalribbon of light, D E. (3) Tlie image, before white, uo>v contains all the tEISMATIC ANALYSIS OF LIGHT. 357 Colors of the rainbow, from red at one end to violet at the other;… … From this experiment we learn (1) that loMte light is notsimple in its composition, hut the result of a mixture. (2) Thecolors of which white light is comiiosed may he separated hy re-fraction. (3) The cause of the separation is. due to the differentdegrees of deviation which they undergo hy…
Physics
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