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 216
efracted; butthe other rays that leave the water obliquely are refracted toward a horizontal direction,in proportion to their distance from the perpendicular; or, in other words, in propor-tion to the obliquity of their contact with the surface of the water. 486. In consequence of the refraction of… … EFFECT OF REFRACTION. same reason, the bottomof a river seems higher,if seen obliquely, than itreally is ; and the wateris always deeper thanwe judge it to be. In this cut, the oar, the blade ofwhich is in the water, seems bent atthe surface of the water. The rays oflight passing from the part…
Astronomy
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