Science and Life: Aberdeen AddressesThis work is a collection of addresses and articles written at Aberdeen University regarding the interaction between science and society. |
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Página 60
Yet , if one - tenth of one per cent . of all the added wealth that scientific men have , without acknowledgment and without reward , earned for the community were repaid , it would suffice them , beyond their wildest dreams of avarice ...
Yet , if one - tenth of one per cent . of all the added wealth that scientific men have , without acknowledgment and without reward , earned for the community were repaid , it would suffice them , beyond their wildest dreams of avarice ...
Página 97
In the course of 1,000,000,000 years a period beyond what even the geologists claim as the total age of the earthhardly more than 10 per cent . of a given quantity of uranium would change - through ionium , radium and so on - into other ...
In the course of 1,000,000,000 years a period beyond what even the geologists claim as the total age of the earthhardly more than 10 per cent . of a given quantity of uranium would change - through ionium , radium and so on - into other ...
Página 98
Their mass is several thousand times as great as that of the B - particle , and in spite of their feeble penetrative power , and , at first sight , less showy qualities , over 90 per cent . of the energy evolved in the change of an atom ...
Their mass is several thousand times as great as that of the B - particle , and in spite of their feeble penetrative power , and , at first sight , less showy qualities , over 90 per cent . of the energy evolved in the change of an atom ...
Página 101
In a uránium mineral , for ' example , each i per cent . of lead in terms of the quantity of uranium signifies the laczę : of a period of 80,000,000 years . Errors of course are possible , if lead should have been an original ...
In a uránium mineral , for ' example , each i per cent . of lead in terms of the quantity of uranium signifies the laczę : of a period of 80,000,000 years . Errors of course are possible , if lead should have been an original ...
Página 102
The atomic weight of bismuth is 208 , but the writer was unable to find in a special examination of over 20 kilograms of a certain thorium mineral even a trace of bismuth , though there was 0-3 per cent . of lead .
The atomic weight of bismuth is 208 , but the writer was unable to find in a special examination of over 20 kilograms of a certain thorium mineral even a trace of bismuth , though there was 0-3 per cent . of lead .
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a-particle actinium active ancient appear applied Arts atomic weight attempt become bismuth branch Carnegie cent century chemical chemical character chemistry complete conception concerned continuous course definite departments direct discovery elements energy existence external fact Faculty follow fundamental future give given hand hitherto human important inanimate individual interest isotopes knowledge known labour lead learning least less living mass material matter means mechanism methods million mind minerals nature occur once original past period philosophy physical position possible practical present problem processes progress pure quantity question radioactive radium regard remains result scientific separated spirit subjects successive teaching thorium thought tion to-day Trust truth ultimate universities uranium wealth whole
Información bibliográfica
| Título | Science and Life: Aberdeen Addresses |
| Autor | Frederick Soddy |
| Editor | J. Murray, 1920 |
| N.º de páginas | 229 páginas |
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