A Text-book of Physics, Largely Experimental: On the Basis of the Harvard College "Descriptive List of Elementary Physical Experiments" |
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apparatus applied axis balance ball barometer block body boiling bottle Boyle's law brass bulb calculate called calorimeter cell centimeter centre of gravity coefficient column convex lens copper cork cross-section cubic cylinder Daniell cell density diameter direction distance electricity electromotive force electroscope energy equal equilibrium Exercise expansion experiment fastened friction galvanic cell galvanoscope gases given glass tube gram heat horizontal kerosene kilogram latent heat lens lenses light liquid magnet mass means measure melting mercury metal meter meter-rod motion nearly needle object ordinary pendulum piece piston placed plane plate points of application position poundal pressure prism produced rays refraction resistance resultant rubber tube screen side solid sound sound-wave specific gravity specific heat spring-balance stopper student substance surface temperature thermometer tion Trowbridge unit vapor velocity vertical vessel vibrations volume weight wire zinc
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Page 293 - When a ray of light passes from one medium to another, it is refracted so that the ratio of the sine of the angle of incidence to the sine of the angle of refraction is equal to the ratio of the velocities in the two media.
Page 389 - Science perennially creates, of text-books which at least do not contradict the latest generalizations. The scheme systematically outlines the field of Science, as the term is usually employed with reference to general. education, and includes ADVANCED COURSES for maturer college students, BRIEFER COURSES for beginners in school or college, and ELEMENTARY COURSES for the youngest classes. The Briefer Courses are not mere abridgments of the larger works, but, with perhaps a single exception, are much...
Page 390 - ... multiplication-table. With this in view, the author attempts to exhibit, so far as is practicable in an elementary treatise, the ascertained facts of Physiology as illustrations of,- or deductions from, the two cardinal principles by which it, as a department of modern science, is controlled, — namely, the doctrine of the " Conservation of Energy" and that of the " Physiological Division of Labor.
Page 389 - Designed to impart the kind and amount of knowledge every educated person should possess of the structure and activities and the conditions of healthy working of the human body. While intelligible to the general reader, it is accurate and sufficiently minute in details to meet the requirements of students who are not making human anatomy and physiology subjects of special advanced study. The regular editions of the book contain an appendix on Reproduction and Development. Copies without this will...
Page 389 - The principal objects of the series are to supply the lack — in some subjects very great — of authoritative books whose principles are, so far as practicable, illustrated by familiar American facts, and also to supply the other lack that the advance of Science perennially creates, of text-books which at least do not contradict the latest generalizations. The scheme...