What people are saying - Write a review
We haven't found any reviews in the usual places.
Other editions - View all
appears ball beats block body bottle called cause centimetres centre changes CHAPTER circle clear close comes compound sound cone curve diameter direction disk distance divided double draw drawn edge equal exactly EXPERIMENT fact fastened feet figure flame fork four give given glass hand harmonic Hold hole Illustrations inches length light millimetres mirror motion mouth move musical nature number of vibrations observe obtained octave once opposite pass pendulum piece pitch plate position Professor prongs pull reflected rest round sand screen sensation shown side simple sounds sing slide slit sonorous vibrations sound square stand string student swing Take tions touches trace trumpet tube tumbler tune tuning-fork turn upright voice volume waves whistle wire wooden
Page 183 - II. Physics and Politics ; or, Thoughts on the Application of the Principles of "Natural Selection " and " Inheritance