Excerpt from Elementary Treatise on Natural Philosophy, Vol. 2: Based on the Traite De Physique of A. Privat Deschanel, Formerly Professor of Physics in the Lycee Louis-Le-Grand, Inspector of the Academy of Paris; Heat The present edition of this Part has been completely recast, and the treatment of several subjects will be found more complete and consecutive than in previous editions. The subject of Heat as a measurable Quantity is introduced at a much earlier stage than before, the chapter on Calorimetry being placed immediately after those on Thermometry and Expansion. Latent Heat and Heat of Combination are not now included in this chapter, but are treated later in connection with the subjects of Fusion, Vaporization, and Thermo-dynamics. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.