| John Mackintosh - 1896 - 532 lapas
...scientific men. In 1812, Davy enounced that the direct cause of the phenomenon of heat is motion, and that the laws of its communication are precisely the same as the laws of the communication of motion. The researches into the radiation and absorption of heat mainly form the physical basis of Spectrum... | |
| Andrew Jamieson - 1897 - 658 lapas
...presence of the increased temperature on the assumption that heat is a material substance. Davy said " The immediate cause of the phenomenon of heat is motion,...of its communication are precisely the same as the communication of the laws of motion." Maxwell, in his Theory of Heat, p. 306, says " The molecules... | |
| Andrew Jamieson - 1897 - 362 lapas
...presence of the increased temperature on the assumption that heat is a material substance. Davy said " The immediate cause of the phenomenon of heat is motion,...of its communication are precisely the same as the communication of the laws of motion." Maxwell, in his Theory of Heat, p. 306, says -"The molecules... | |
| Thomas Minchin Goodeve - 1898 - 490 lapas
...statement in considering the working of heat engines. It is expressed in the following sentence : ' The immediate cause of the phenomenon of heat is motion,...precisely the same as the laws of the communication of motion.1 HEAT IS PRODUCED BY THE AGITATION OF THE MOLECULES OF BODIES. 33. After the experiments of... | |
| Florian Cajori - 1899 - 352 lapas
...friction causes vibration of the corpuscles of bodies, and this vibration is heat. However, he 1 DAVT'S Complete Works, Vol. II., p. 11. was not so confident...theory was given in 1807 by Thomas Young in his Natural Philosophg. But Rumford, Davy, and Young made, at the time, but few converts.2 An important observation... | |
| Florian Cajori - 1899 - 342 lapas
...that friction causes vibration of the corpuscles of bodies, and this vibration is heat. However, he was not so confident of the correctness of this view...precisely the same as the laws of the communication of motion."1 Arguing from Rumford's experiments, a conclusive refutation of the caloric theory was given... | |
| 1899 - 338 lapas
...two pieces of ice together. In 1812 Davy wrote: 'The immediate cause of the phenomena of heat, then, is motion, and the laws of its communication are precisely...same as the laws of the communication of motion.' Professor Tait remarks in this connection : ' If Davy had with this statement taken into account the... | |
| 1898 - 734 lapas
...tending to separate them." In 1812 Davy said: The immediate cause of the phenomenon of heat, then, is motion, and the laws of its communication are precisely...same as the laws of the communication of motion." This is the "dynamical" or present theory of heat. Other scientists have experimented and agreed that... | |
| 1901 - 530 lapas
...completely. He concluded that ' the immediate HEAT-ENGINE HEAVEN, cmi - of the phenomenon of heat la motion, and the laws of its communication are precisely...same as the laws of the communication of motion.' Between 1840 and 1843 Joule conclusively established the truth of this theory the dynamical theory... | |
| Ernest Howard Griffiths - 1901 - 152 lapas
...till 1812 that he enunciated this proposition : " The immediate cause of the phenomenon of heat then is motion, and the laws of its communication are precisely the same as the laws of the communication of motion1 " ; and, on reflection, it seems extraordinary that the publication of the works of Rumford... | |
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