Popular Lectures on Scientific SubjectsLongmans Grecu and Company, 1873 - 397 páginas |
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Términos y frases comunes
action animals appear become blue bodies bright carbon carbonic acid changes chemical affinity chemical forces clock Col du Géant colour combination combustion compressed corresponding crystalline lens depends direct disc earth effect electrical electrical currents excited experiments fact fall fibres field of vision friction fundamental tone glacier Goethe hammer Hence human illuminated impression instrument investigation Johannes Müller kind labour light look machines mass means mechanical force melt Mer de Glace motion motive power moving force musical natural forces observation optic nerve organs oxygen peculiar perception phenomena physical sciences physiology pieces of ice pitch possible present pressure processes produced quantity of heat rays recognise result retina scientific seen sensations sensations of sight senses separate sight snow stereoscopic string surface temperature theory theory of colour tion upper partial tones velocity vibrations violet vis viva weight
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Página 180 - And God said, Let there be light: and there was light. And God saw the light, that it was good: and God divided the light from the darkness. And God called the light Day, and the darkness he called Night. And the evening and the morning were the first day.
Página 142 - ... from the size of a pin's head to that of a pea ; scattered through a large body of sand or clay ; and in this state it is called by the Mandingoes sanoo munko,
Página 390 - The Ancient Stone Implements, Weapons, and Ornaments of Great Britain. By JOHN EVANS, FRS With 2 Plates and 476 Woodcuts. 8vo.
Página 387 - SOUND: a Course of Eight Lectures delivered at the Royal Institution of Great Britain.
Página 392 - ... understanding of the nature of man ; to present the claims of scientific education ; and the bearings of science upon questions of society and government. How the various subjects of current opinion are affected by the advance of scientific inquiry will also be considered. In its literary cnaracter, this periodical aims to be popular, without being superficial, and appeals to the intelligent reading-classes of the community.
Página 392 - In our opinion, the right idea has been happily hit in the plan of this new monthly/* —Buffalo Courier.
Página 391 - SCHELLEN'S SPECTRUM ANALYSIS, in its application to Terrestrial Substances and the Physical Constitution of the Heavenly Bodies. Translated by JANE and C. LASSELL; edited, with Notes, by W. HUGGINS, LL.D. FRS With 13 Plates (6 coloured) and 223 Woodcuts. 8vo. price 28s. CELESTIAL OBJECTS for COMMON TELESCOPES.
Página 156 - The nature of the problem was quite calculated to entice poring brains, to lead them round a circle for years, deceiving ever with new expectations, which vanished upon nearer approach, and finally reducing these dupes of hope to open insanity. The phantom could not be grasped. It would be impossible to give a history of these efforts, as the clearer heads, among whom the elder Droz must be ranked, convinced themselves of the futility of their experiments, and were naturally not inclined to speak...
Página 389 - English dress any of the qualities of matter or style which distinguished it in its original form, it may be said to have gained in the able hands of Professor Everett, both by way of arrangement and of incorporation of fresh matter, without parting in the translation with any of the freshness or force of the author's text" Athenaeum. *' A good working class-book for students in experimental physics.
Página 172 - ... universe be delivered over to the undisturbed action of its physical processes, all force will finally pass into the form of heat, and all heat come into a state of equilibrium. Then all possibility of a further change would be at an end, and the complete cessation of all natural processes must set in. The life of men, animals, and plants could not of course continue if the sun had lost...