Gilley, Frank M · Boston, Allyn & Bacon · leaf 276
lower edge ofa small mirror onthis line, as shownin Fig. 235. Sup-port the mirror inan upright posi-tion, fastening itby rubber bandsto a block ofwood. Place apin in front ofthe mirror, asshown in thefigure. Wherever you stand in front of the mirror, an image,or reflection, of the pin is seen in… … Fig 235. 266 PRINCIPLES OF PHYSICS. reflection. Draw a line along the edge that points to the reflec-tion of the pin. Remove the ruler, and look along the line,with the eye almost at the level of the paper, and see if theline really points to the image of the pin seen in the mirror.If not, erase…
Physics
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