Light: A Series of Simple, Entertaining, and Inexpensive Experiments in the Phenomena of Light, for the Use of Students of Every AgeD. Appleton, 1877 - 112 páginas |
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Página 3
... Nature may read in books , and soon forget . The experimenter who questions Nature himself , who constructs his own apparatus , and who performs his own experiments , learns past forgetting . He knows because he has observed . It is ...
... Nature may read in books , and soon forget . The experimenter who questions Nature himself , who constructs his own apparatus , and who performs his own experiments , learns past forgetting . He knows because he has observed . It is ...
Página 5
... nature of light is not touched upon in this volume . The authors propose to explain , in another book , the phenomena of interference and polarization of light , and to explain fully the structure of the eye and the nature of vision ...
... nature of light is not touched upon in this volume . The authors propose to explain , in another book , the phenomena of interference and polarization of light , and to explain fully the structure of the eye and the nature of vision ...
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... Nature is the most important knowledge one can have who wishes to succeed in life . More than this , the observation of facts in Nature gives readiness of perception CHAPTER Introduction.
... Nature is the most important knowledge one can have who wishes to succeed in life . More than this , the observation of facts in Nature gives readiness of perception CHAPTER Introduction.
Página 10
... Nature gives readiness of perception , and study and reading upon the causes of these facts stimulate the mind to healthful and pleas- urable action . The laws that govern the physical phenomena about us were not told to us by ancient ...
... Nature gives readiness of perception , and study and reading upon the causes of these facts stimulate the mind to healthful and pleas- urable action . The laws that govern the physical phenomena about us were not told to us by ancient ...
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... Nature yourself to examine the phenomena of light , heat , sound , electricity , etc. , to study these phenom- ena , and find their causes for yourself . To try an experiment means to put certain things in certain relations with other ...
... Nature yourself to examine the phenomena of light , heat , sound , electricity , etc. , to study these phenom- ena , and find their causes for yourself . To try an experiment means to put certain things in certain relations with other ...
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15.2 centimetres 551 BROADWAY ALEXANDER BAIN ALFRED MARSHALL angle angle of incidence appear beam of light beam of reflection beam of sunlight beautiful black mirror block of wood blue bright candle centi centre CHARLES BARNARD color color-top curious dark room diameter disk distance dotted lines experiment fastened flask focus FRANCIS GALTON give glass gray paper green heliostat hole Illustrations inch 25 millimetres inches 12.7 centimetres lamp lantern light entering light passes look looking-glass M. A. Cloth magic lanterns ments metres mirror mucilage phenomena picture piece plano-convex lens point of incidence postal-card Price Prof Professor rays red square reflected light refraction ring SCIENCE screen shade shadow sheet shine side slide slit smoke spot of light square stars surface things top spin tube University of Erlangen violet wall water-lens window yellow