Cooke, Josiah Parsons, 1827-1894 · Boston, Little, Brown and Company · leaf 680
layer ofwax ; and on turning boiling water intothe box, the wax melts on the rods, aftera certain time, to unequal distances,depending on their relative conducting power. If we heat one end of a metallic rod with a lamp, as repre-sented in Fig. 452, the temperature of the different parts of therod… … Jig. 452. of the different parts of the bar by means of thermometers placedat equal intervals, say of one decimetre each, it will be found thatit very rapidly decreases as we go from the source of heat; andif the distances from the source of heat increase in an arith-metical progression, the excess…
Matter · Heat
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