The Evolution of ForcesD. Appleton, 1912 - 404 pages |
Contents
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Common terms and phrases
apatite atoms attraction black paper calorific cause centimetres CHAPTER charge chemical consequently conservation of energy dark diamonds dissociation of matter ebonite effects electric waves electrified electroscope elements emission emitted equilibrium ether evidently existence experiments explain exposed exposure extinguishing fact fluorite forms of energy glass Henri Poincaré Hertz Hertzian waves illumination inertia influence infra-red rays insolation intensity intra-atomic energy invisible phosphorescence kilogrammes kilogrammetre kinetic energy lamp leucophane lines of force liquid Lucien Poincaré luminous magnet magnitude manifestations mechanics metal metres millimetre movement observed obtain opaque bodies particles pass phenomena phenomenon phorescence phos phosphorescence phosphorescent bodies phosphorescent by heat physicists placed possess principle produced properties quinine radio-active radium researches screen of sulphide sensitive simple solar space spectrum substances sufficient sulphate sulphide of calcium sulphide of zinc temperature tension theory thick things tion transformation transparent tricity ultra-violet universe vary velocity vibrations visible wave-length