PHYSICS. 103 Icoep the heat in, or it may be used to Avrap round a))lock of ice which we wish to preserve in order tokeep the heat out. In fact, heat cannot readily passthrough flannel whether it be going from withinoutwards or from without inwards. ExPEKiMENT 48.—It is Very easy to show you… … lamp. After the lamp has burned for some time, letus take two little bits of phosphorus, and place one ofthem at the end of the copper rod furthest away fromthe flame. It will soon take fire. Now place theother piece on the iron rod at the same distance fromthe lamp as the burning phosphorus, and…
Physics
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