The Art of Scientific Discovery: Or, The General Conditions and Methods of Research in Physics and ChemistryLongmans, Green, and Company, 1878 - 648 páginas |
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Página xi
... evidence already existing in proof of such statements.1 I have also shown that even the chief rules of morality are based upon the great fundamental principles of science , especially upon that of causation ; 2 and I hope that other ...
... evidence already existing in proof of such statements.1 I have also shown that even the chief rules of morality are based upon the great fundamental principles of science , especially upon that of causation ; 2 and I hope that other ...
Página 13
... evidence , philosophic investigators know that mental acquiescence in such cases is only a ques- tion of time . That professors of religion are gradually falling into the ranks of science , is conspicuously mani- fested in many ways ...
... evidence , philosophic investigators know that mental acquiescence in such cases is only a ques- tion of time . That professors of religion are gradually falling into the ranks of science , is conspicuously mani- fested in many ways ...
Página 16
... evidence of this in the fact that under the influence of great pressure or a low temperature , new compounds , such as the various cryohy- drates , also ammonium , and hydrate of chlorine , may be obtained , and such additional bodies ...
... evidence of this in the fact that under the influence of great pressure or a low temperature , new compounds , such as the various cryohy- drates , also ammonium , and hydrate of chlorine , may be obtained , and such additional bodies ...
Página 17
... evidence supplied by the results of research and the observations , comparisons , and conclusions to be drawn from them . The former may be true , but the latter may be erroneous . Truth is that which is , and no matter how ...
... evidence supplied by the results of research and the observations , comparisons , and conclusions to be drawn from them . The former may be true , but the latter may be erroneous . Truth is that which is , and no matter how ...
Página 20
... evidence also obtained in solar spectroscopy , by various investigators , Lockyer has recently suggested as probable that some of the elementary bodies ' ( viz . chlorine , iodine , bromine , calcium , & c . ) are decomposable . In ...
... evidence also obtained in solar spectroscopy , by various investigators , Lockyer has recently suggested as probable that some of the elementary bodies ' ( viz . chlorine , iodine , bromine , calcium , & c . ) are decomposable . In ...
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Términos y frases comunes
¹ Whewell acid action appear astronomical beliefs bodies Caroline Herschel cause chemical chemical affinity chemistry circumstances classification complete conclusions covery Crown 8vo degree detect discovered DISCOVERY BY MEANS earth effect electric electric current elementary bodies employed enabled error evidence excite existence experiments extensive facts false Faraday forces G. C. Lewis galvanometer heat History of Chemistry hydrogen hypotheses ideas important impressions Inductive Sciences inference instance intellect invention kind known labour large number laws less Leyden jar light magnetism matter ment mental method mind motion nature Newton nitric acid observation obtained original research oxygen perceive perception persons pheno phenomena phenomenon phlogiston physical possess probably produce properties proposition proved qualitative quantitative R. W. Dale reason requires Royal Society rubidium scientific discovery scientific research scientific truths senses similar statement substances temperature thallium theory things thought tion tricity true usually various voltaic whilst
Pasajes populares
Página 372 - One science only will one genius fit ; So vast is art, so narrow human wit : Not only bounded to peculiar arts, But oft in those confined to single parts.
Página 600 - Avogadro's law states that equal volumes of all gases at the same temperature and pressure contain the same number of molecules...
Página 275 - I do not know what I may appear to the world, but to myself I seem to have been only like a boy playing on the sea-shore, and diverting myself in now and then finding a smoother pebble or a prettier shell than ordinary, whilst the great ocean of truth lay all undiscovered before me.
Página 96 - I think it may not be amiss to take notice, that however faith be opposed to reason, faith is nothing but a firm assent of the mind : which if it be regulated, as is our duty, cannot be afforded to any thing but upon good reason ; and so cannot be opposite to it. He that believes, without having any reason for believing, may be in love with his own fancies; but neither seeks truth as he ought, nor pays the obedience due to his Maker...
Página 293 - It is a pleasure to stand upon the shore and to see ships tossed upon the sea; a pleasure to stand in the window of a castle and to see a battle and the adventures thereof below; but no pleasure is comparable to the standing upon the vantage ground of truth...
Página 649 - Price 3$. 6d. On the STRENGTH of MATERIALS and STRUCTURES : the Strength of Materials as depending on their quality and as ascertained by Testing Apparatus ; the Strength of Structures, as depending on their form and arrangement, and on the materials of which they are composed. By Sir J. ANDERSON, CE &c.