Johnson's natural philosophy and key to philosophical charts : illustrated with 500 cuts; being reduced photographic copies of all the diagrams contained in the author's philosophical series of indestructible school charts ; for the use of schools and families (1878)
156 HEAT AND STEAM-ENGINE. 247. Figure 9.—Heat in liquids not equalized by con-duction.—When water is to be heated in a vessel, it is indispensablethat the heat be applied at the lower part of the containing dish ; aswill be presently explained. (For explanation of this figure, see 253.) Fig. 9.… … 24^. Figure 10.—Non-conductibility of liquids shownby experiments with water.—Place in the bottom of a wide tube apiece of ice ; fill the lower portion, B, with hlue, the intermediate portion,W, with plain, and the upper portion, Y, with yellow ivater, as shown.Take the heavy metallic ring, L, heat…
Physics · Astronomy
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