Elementary natural philosophy : designed for high schools and academies (1881)
Griffin, La Roy F. (La Roy Freese), 1844-1916 · Philadelphia : Sower, Potts & Co. · leaf 155
ess, crystallization. Whythey do this is not known. The molecular attraction seemsto be greater in certain directions than in others, and thesedirections are called the axes of the costal. These axesmay be represented by straight lines, and they meet atd finite angles, which are invariable fur each… … Fig. 172. 525. The process of crystallization from a solution maybe readily illustrated by making a saturated hot solutionof alum, or of sugar, and suspending a thread in it. Asthe solution cools, the solid crystallizes on the thread. N. P. 10. 146 HEAT. Rock candy is thus made from sugar, and is…
Physics
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