Nature, Količina 87Sir Norman Lockyer Macmillan Journals Limited, 1911 |
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A. C. Haddon acid Africa Agriculture algæ animals appear Association atomic atomic weights British Bushongo chemical chemistry College colour comet considerable course dealing described direction discussion effect electric electrolytes engineering examination experimental experiments fact Geography geological give given helium igneous rocks illustrated important Institute interesting investigation July laboratory land large number lectures London mathematical matter means ment method Museum National Physical Laboratory nature observations Observatory obtained osmotic pressure paper period photographs physical plankton plants plates practical present Price problems produced Prof quaternions question radio-active radium recent recognised record reference regard rocks Royal scientific Scotland Section ship Society solution South species supply temperature tests theory thorium tion tuberculosis turbines University variable star various Veddas velocity volume W. H. Perkin waves
Priljubljeni odlomki
Stran 342 - chemistry is essentially a quantitative science, and no chemical theory, no partial chemical theory even, can be successful unless its character is quantitative. To quote the words of Lord Kelvin : " I often say that when you can measure what you are speaking about, and express
Stran 342 - in numbers, you know something about it ; but when you cannot measure it, when you cannot express it in numbers, your knowledge is of a meagre and unsatisfactory kind;
Stran 328 - at York, under the presidency of Earl Fitzwilliam. The object of the Association was then explicitly stated :—" To give a stronger impulse and a more systematic direction to scientific inquiry, to promote the intercourse of the« who cultivate science in different parts of the British
Stran 361 - Spear, to equal which the tallest pine hewn on Norwegian hills to be the mast of some great ammirai were but a wand.
Stran 192 - to discuss, in the light of science and the modern conscience, the general relations subsisting between the peoples of the West and those of the East, between so-called white and so-called coloured peoples, with
Stran 330 - conclusions which I have ventured to make respecting the undecompounded nature of oxymuriatic gas are, I conceive, entirely confirmed by these new facts." " It has been judged most proper to suggest a name founded upon one of its obvious and characteristic properties, its colour. and to call it chlorine.
Stran 117 - 2. Whether animals and man can be reciprocally infected with it. 3. Under what conditions, if at all, the transmission of the disease from animals to man takes place, and what are the circumstances favourable
Stran 371 - For the first scientific exposition of Vitalism we must go back to Aristotle, and to his doctrine of the three parts of the tripartite Soul : according to which doctrine, in Milton's language, created things " by gradual change sublimed. To vital spirits aspire, to animal, To intellectual ! " The first and lowest of these three, the
Stran 337 - intelligence was to see the whole explanation. What are large collections of facts for? To make theories from, says Bacon ; to try ready-made theories by, says the history of discovery; it's all the same, says the idolater; nonsense, say we !" But nothing of this will fit in with what we know of Bradley's work ; he discovered aberration, not by any help
Stran 135 - science for a term of three years. The candidate must]., further satisfy the commissioners (a) that he has obtained? or can within one month of election obtain, a post in some" engineering or other manufacturing works approved by them