Science and Life: Aberdeen AddressesJ. Murray, 1920 - 229 páginas |
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Página 9
... fact that the vast social recon- struction everywhere in progress is volcanic rather than a normal healthy growth . There is scarcely a social change of any consequence which has not , like the right of combination of labour , taken its ...
... fact that the vast social recon- struction everywhere in progress is volcanic rather than a normal healthy growth . There is scarcely a social change of any consequence which has not , like the right of combination of labour , taken its ...
Página 18
... the uranium series , and its special interest is chiefly to be ascribed to the fact that the rate at which it changes , esti- mated as one - two thousand five hundredth part per THE RATE OF CHANGE OF RADIUM 19 annum , is 18 SCIENCE AND ...
... the uranium series , and its special interest is chiefly to be ascribed to the fact that the rate at which it changes , esti- mated as one - two thousand five hundredth part per THE RATE OF CHANGE OF RADIUM 19 annum , is 18 SCIENCE AND ...
Página 19
... theories interpreting and explain- ing experimental knowledge may have their periods of adolescence , maturity and decline , but the frame- work of the structure , the experimental fact round which ideas are arranged , is too well and ...
... theories interpreting and explain- ing experimental knowledge may have their periods of adolescence , maturity and decline , but the frame- work of the structure , the experimental fact round which ideas are arranged , is too well and ...
Página 20
... fact is unthreatened . The idea that the whole edifice of chemical science was totter- ing to its fall as the result of the discovery of the intra - atomic changes of the radio - elements , is one that has always been too absurd to call ...
... fact is unthreatened . The idea that the whole edifice of chemical science was totter- ing to its fall as the result of the discovery of the intra - atomic changes of the radio - elements , is one that has always been too absurd to call ...
Página 25
... fact , the term " force , " in a strictly scientific sense , is slightly different from that in which it is popularly employed . The word in the title is to be taken in its popular meaning , which is not the passive force or pressure ...
... fact , the term " force , " in a strictly scientific sense , is slightly different from that in which it is popularly employed . The word in the title is to be taken in its popular meaning , which is not the passive force or pressure ...
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Términos y frases comunes
a-particle actinium active ancient animal atomic number atomic weight B-ray bismuth branch British Science Guild Carnegie Trust cent century chemical character chemical elements chemist chemistry classical coal commercial education complete conception creative definite direct discovery disintegration electricity electrons emanation energy evolved existence expelled experimental external Faculty FREDERICK SODDY fundamental H. H. Asquith helium hitherto human ideals important inanimate universe investigation ionium isotopes J. J. Thomson knowledge known labour lead living material means mechanism ment million mind minerals modern nation nature original past Periodic Law periodic table philosophy physical pitchblende polonium practical present problem processes Professor progress pure quantity radio-elements radioactive change radium recognised regard religion scientific study Scotland Soddy spectroscopic spectrum spirit study and research subjects successive teaching technical or commercial thallium thought tion to-day transmutation truth ultimate University of Aberdeen uranium and thorium wealth whole