Brechner, Claude H., 1887- [from old catalog] · Boston, New York [etc.] Allyn and Bacon · leaf 114
lly is. If you look through a poor gradeof window glass at some straight line, suchas the side of a tall chimney, the line looksjagged and crooked. (Figure 82.) All these illusions are caused by refraction. 125. Refraction Explained. — Figure 83 shows a ray oflight (A) passing from air, through a… … Figure 81. —APencil LooksBent at theSurface ofthe Water. 104 REFRACTION AND LENSES
Physics
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