The New Physics and Its EvolutionK. Paul, Trench, Trübner, 1907 - 344 pagini |
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Pagina 15
... allows them besides to be checked , and their more or less high degree of generality to be verified . When they have been thus definitely established , they may serve as fresh starting - points , and , by deduction , lead to very varied ...
... allows them besides to be checked , and their more or less high degree of generality to be verified . When they have been thus definitely established , they may serve as fresh starting - points , and , by deduction , lead to very varied ...
Pagina 17
... allow facts to be grouped and associated , but only present a fairly distant resemblance with the objective reality ... allows us to follow an ascertained road in the eternal journey towards the truth . Among the provisional theories ...
... allow facts to be grouped and associated , but only present a fairly distant resemblance with the objective reality ... allows us to follow an ascertained road in the eternal journey towards the truth . Among the provisional theories ...
Pagina 19
... allow us to use the power of mathematical analysis , it is most necessary to express each magnitude by a definite number . Under these conditions alone can a magnitude be considered as effectively known . " I often say , " Lord Kelvin ...
... allow us to use the power of mathematical analysis , it is most necessary to express each magnitude by a definite number . Under these conditions alone can a magnitude be considered as effectively known . " I often say , " Lord Kelvin ...
Pagina 21
... allowed us to attain . § 2. THE MEASURE OF LENGTH To measure a length is to compare it with another length taken as unity . Measurement is therefore a relative operation , and can only enable us to know ratios . Did both the length to ...
... allowed us to attain . § 2. THE MEASURE OF LENGTH To measure a length is to compare it with another length taken as unity . Measurement is therefore a relative operation , and can only enable us to know ratios . Did both the length to ...
Pagina 28
... allowed a very regrettable confusion to exist ; and it cannot be noted without a certain sadness that it was not until the 11th July 1903 that a law was promulgated re - establishing the agreement between the legal and the scientific ...
... allowed a very regrettable confusion to exist ; and it cannot be noted without a certain sadness that it was not until the 11th July 1903 that a law was promulgated re - establishing the agreement between the legal and the scientific ...
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Termeni și expresii frecvente
absolute actinium action analogous appear atoms becomes bodies calorific cathode rays centimetre chemical Clausius complete conservation of energy considerable considered constant constitution contrary corresponding Crookes tube discovery dissociated domain Duhem Edition effected elastic electric electrolytes electromagnetic electrons endeavoured energy entropy enunciated equilibrium ether evolution exist experimental experiments fact fluids gaseous gases give given heat Hertz hydrogen hypothesis idea important ions J. J. Thomson kinetic theory known laws light liquid Lord Kelvin luminous Madame Curie magnetic field magnitude mass matter measure mechanics metals method metre millimetre molecular molecules moreover movement nature obtained optical ordinary particles particular phenomena phenomenon physicists physics possible precision present pressure principle of Carnot produced Professor propagation properties quantity question radiations radioactive radium reality regard relation remarkable researches scholars seems solid solution speed substances succeeded temperature thermodynamics tion transformations tube unit variations velocity vibrations vis viva wave-lengths waves
Pasaje populare
Pagina 19 - I often say that if you can measure that of which you speak, and can express it by a number, you know something of your subject ; but if you cannot measure it, your knowledge is meagre and unsatisfactory.