Millikan, Robert Andrews, Gale, Henry Gordon · Boston : Ginn and Co. · leaf 196
gly illus-trated by the following experiment: Let two weights of from 5 to 10 kg. be hung by a wire over a blockof ice as in Fig. 171. In half an hour or less the wire will be found tohave cut completely through the block,leaving the ice, however, as solid as atfirst. The explanation is as… … Fig. 171. Revelation Geologists believe that the con-tinuous flow of glaciers is partlydue to the fact that the ice melts at points where the pressures become large, and freezes againwhen these pressures are relieved. This process of meltingunder pressure and freezing again as soon as the pressure…
Physics
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