The Edinburgh New Philosophical Journal: Exhibiting a View of the Progressive Discoveries and Improvements in the Sciences and the Arts, Volum 37A. and C. Black, 1844 |
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Side vi
... Light in producing the Green Colour , and Indigo Light the Movements of Plants . By D. P. GARDNER , M.D. , Cor . Memb . Lyc . Nat . Hist . , New York , Page 62 76 1 , On the Production of Chlorophyl by Yellow Light , 76 8888 82 2. On ...
... Light in producing the Green Colour , and Indigo Light the Movements of Plants . By D. P. GARDNER , M.D. , Cor . Memb . Lyc . Nat . Hist . , New York , Page 62 76 1 , On the Production of Chlorophyl by Yellow Light , 76 8888 82 2. On ...
Side 2
... light , electricity , mag- netism , mechanical pressure , and the like , have been directed in innumerable ways against them . But they have emerged from every trial , except those we are soon to consider , with- out betraying any sign ...
... light , electricity , mag- netism , mechanical pressure , and the like , have been directed in innumerable ways against them . But they have emerged from every trial , except those we are soon to consider , with- out betraying any sign ...
Side 5
... light and heat from other sources , of the existence of which we had scarcely a suspicion ten years ago . We may farther expect greatly to improve our instru- ments , and thereby to increase enormously our power over matter . Not to ...
... light and heat from other sources , of the existence of which we had scarcely a suspicion ten years ago . We may farther expect greatly to improve our instru- ments , and thereby to increase enormously our power over matter . Not to ...
Side 18
... light task awaits those who propose to labour in the cause of trans- mutation . In the particular case of silicon , the question between Mr Knox and Dr Brown is one which can be settled only in the laboratory . It is possible that both ...
... light task awaits those who propose to labour in the cause of trans- mutation . In the particular case of silicon , the question between Mr Knox and Dr Brown is one which can be settled only in the laboratory . It is possible that both ...
Side 20
... light which Isomerism may throw on the true constitu- tion of the elements . And if chemistry is in favour of the doctrine we are con- sidering , the other physical sciences justify it also . The geologist acknowledges the existence of ...
... light which Isomerism may throw on the true constitu- tion of the elements . And if chemistry is in favour of the doctrine we are con- sidering , the other physical sciences justify it also . The geologist acknowledges the existence of ...
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acid alcohol ancient animals appear beds bodies Bolivian system bones carbon carbonic acid cause centre chalk character chemical chemistry chemists chlorophyl coast colour compound considerable containing Cordillera crystalline D'Orbigny deposits direction Dr Brown's earth effect elementary bodies elevated epoch examined existence experiments fact feet fishes fissures fluid fluoride formation fossil geological geologists glacier globe gneiss Goklans granite heat hydrogen inch indigo lakes lava less lichen light lime limestone manner masses matter ments Mongolia Mongols mountains nature observed obtained occur origin Pampean parietin particles phenomena phosphate plants porphyry portion possessed present produced quantity rain rays regard remarkable river rocks shew shewn side Sigillaria silica silicide silicon Silurian slate South America species specific gravity specimens Stigmaria strata stream substances supposed surface temperature tertiary tion trachytes transmutation triassic tribes tube Turkomans whole wines Yamuds yellow
Populære avsnitt
Side 60 - Out of whose womb came the ice? and the hoary frost of heaven, who hath gendered it? The waters are hid as with a stone, and the face of the deep is frozen.
Side 112 - Notes on the Effects produced by the Ancient Glaciers of Caernarvonshire, and on the Boulders transported by Floating Ice.
Side 217 - Cuvier," &c. 6th Edition, improved, with an account of a Visit to Walton Hall, and Mr. Waterton's method of Preserving Animals. Fcp. 8vo. with Wood Engravings, 7s. cloth. LEE -ELEMENTS OF NATURAL HISTORY, For the use of Schools and Young Persons : comprising the Principles of Classification, interspersed with amusing and instructive original Accounts of the most remarkable Animals. By Mrs. R. LEE (formerly Mrs. T: E. BOWDICH), Author of "Taxidermy," "Memoirs of Cuvier,
Side 309 - Negroes were numerous in Egypt, but their social position in ancient times was the same that it now is, that of servants and slaves.
Side 309 - 6. Kings of Egypt appear to have been incidentally derived from each of the above nations. " 7. The Copts, in part at least, are a mixture of the Caucasian and the Negro in extremely variable proportions. " 8. Negroes were numerous in Egypt...
Side 185 - ... of this narrow island. Some of the fissures near the cliffs were a yard wide. Many enormous masses had already fallen on the beach, and the inhabitants thought that when the rains commenced far greater slips would happen. The effect of the vibration on the hard, primary slate which composes the foundation of the island was still more curious: the superficial parts of some narrow ridges were as completely shivered as if they had been blasted by gunpowder.
Side 310 - I have to regret that, up to the present time, I have not been able to procure...
Side 23 - ... and their steam-ships of war to the remotest seas. Indeed it appears probable that the law of gravity, as established by the Creator, puts forth in this single waterfall more intense and effective energy than is necessary to move all the artificial machinery of the habitable globe."— Sillimart's Journal.
Side 349 - Thus if a metal, glass, or wood tube* (2076.) be used for the steam issue, the boiler is rendered well negative and the steam highly positive ; but if a quill tube or, better still, an ivory tube be used, the boiler receives scarcely any charge, and the stream of steam is also in a neutral state.
Side 8 - ... oxygen and hydrogen, in the proportion of eight parts by weight of the former...