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 241
different metals, having the same length anddiameter, may be determined. 541. The first thermometerair-thermome- used consisted of a column of** * air confined in a glass tube over colored water. Heat expands the air and in-creases the length of the column downward,pushing the water before it: cold… … THE EFFECTS OF HEAT. 237 ^ A thermometer does not inform us how much heat any sub- Does a ther- . , . , . . ^ ^, ,.„• ■ ^i moineter in- stance contams, but it merely pouits out the diUerence m tuo form us bow temperature of two or more substances. All we learn by theiniich heat a ^ , ,. , j • i.…
Physics · Science · Technology
Internet Archive · University of Toronto Libraries · Public Domain Mark 1.0. Free to use for anything.
