Waves and Ripples in Water, Air, and Aether

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Excerpt from Waves and Ripples in Water, Air, and Aether: Being a Course of Christmas Lectures Delivered at the Royal Institution of Great BritainThe Christmas Lectures at the Royal Institution are, by a time-honoured custom, invariably addressed to a juvenile audience. This term, however, has always been held to be an elastic one, and to include those who are young in spirit as well as those who are young in years. The conditions, therefore, necessarily impose on the Lecturer the duty Of treating some subject in such a manner that, whilst not beyond the reach of youthful minds, it may yet possess some elements Of interest for those of maturer years. A subject which admits of abun dant experimental illustrations is accordingly, on these occasions, a popular one, particularly if it has a bearing upon topics then attracting public attention. The pro gress of practical invention or discovery Often removes at one stroke some fact or principle out of the region of purely scientific investigation, and places it within the purview of the popular mind. A demand then arises for explanations which shall dovetail it on to the Ordinary experiences of life. The practical use of aether.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis 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.