Millikan, Robert Andrews, Gale, Henry Gordon · Boston : Ginn and Co. · leaf 192
indicatedby the arrows. To melt each gram ofice 80 calories must be taken fromthe air and food within the refrigera-tor. If the ice did not melt, it wouldbe worthless for use in refrigerators. The heat given off by the freezingof water is often turned to practicalaccount; for example, tubs of water… … FigMTO. a refriirerator 164 CHANGE OF STATE lower than 0° C. As the temperature of the cellar falls thewater therefore begins to freeze first, and in so doing evolvesenough heat to prevent the temperature of the room fromfalling as far below 0° C. as it otherwise would. It is partly because of the…
Physics
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