Well's natural philosophy : for the use of schools, academies and privte students, introducing the latest results of scientific discovery and research ; arranged with special reference to the practical application of physical science to the arts and the experiences of everyday life ; with three hundred and seventy-five engravings (1873)
Wells, David A · New York : Ivison, Blakeman, Taylor and Co. · leaf 150
lower story of a hou^e is sometimes damp, because the moisture of theground ascends through the pores of the materials constituting the walls ofthe building. Wood imbibes moisture by the capillary attraction of its pores,and expands or swells in consequence. This fact has been taken advantageof for… … 146 WELLSS NATURAL PHILOSOPHY. Pig. 139. An immense weight suspended by a dry rope, may be raised a little way,by merely wetting the rope; the moisture imbibed by capillary attraction mtothe substance of the rope causes it to swell laterally and become shorter. Capillary attraction is also…
Physics · Science · Technology
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