The Annual of Scientific Discovery, Or, Year-book of Facts in Science and ArtGould, Kendall, and Lincoln, 1857 |
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Сторінка 22
... earth can , as Colonel Sabine has proved , be influenced by the position of a body like the moon , situated at a distance from it of more than 200,000 miles , who shall say that there was anything preposterously extravagant in the ...
... earth can , as Colonel Sabine has proved , be influenced by the position of a body like the moon , situated at a distance from it of more than 200,000 miles , who shall say that there was anything preposterously extravagant in the ...
Сторінка 24
... earth to which science and civilization have penetrated . AGRICULTURAL IMPROVEMENTS . And may I not also say , that she has contributed materially towards the advancement of those arts in which an agricultural county like this is ...
... earth to which science and civilization have penetrated . AGRICULTURAL IMPROVEMENTS . And may I not also say , that she has contributed materially towards the advancement of those arts in which an agricultural county like this is ...
Сторінка 30
... earth they were capable of germinating , it would doubtless be easier to understand the revival , under favorable circum- stances , of plants which had existed before the severance of a tract of land from the continent in which they are ...
... earth they were capable of germinating , it would doubtless be easier to understand the revival , under favorable circum- stances , of plants which had existed before the severance of a tract of land from the continent in which they are ...
Сторінка 31
... earth , in a form more or less modified by external circumstances . The younger De Candolle , in his late admirable treatise , has enumerated about 117 species of plants which have been thus diffused over at least a third of the surface ...
... earth , in a form more or less modified by external circumstances . The younger De Candolle , in his late admirable treatise , has enumerated about 117 species of plants which have been thus diffused over at least a third of the surface ...
Сторінка 33
... earth's history , any gradation of beings can in reality be detected . Into this con- troversy I shall only enter at present , so far as to point out an easy method of determining the fact , that organic remains never can have existed ...
... earth's history , any gradation of beings can in reality be detected . Into this con- troversy I shall only enter at present , so far as to point out an easy method of determining the fact , that organic remains never can have existed ...
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The Annual of Scientific Discovery, Or, Year-book of Facts in Science ..., Том 5 Повний перегляд - 1854 |
The Annual of Scientific Discovery, Or, Year-book of Facts in Science ..., Том 5 Повний перегляд - 1854 |
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action æther alloy ammonia animal antimony appears atmosphere axis body boiler bone phosphate bottom carbonic acid cast iron cause centre chemical coal color containing copper cylinder deposit diameter direction earth effect electricity employed engine England experiments fact feet fluid force fossils furnace glass gold grain Greensand Gulf Stream gutta percha heat improvement inches increased invention kilogrammes length less light lime machine manufacture mass material matter means metal miles minute motion nearly observations obtained operation ordinary organic oxide oxygen paper pass patent perfect pig iron pig metal placed plants plate portion pounds present pressure produced Prof proportion puddling furnace quantity recently river rocks salt shaft side silver solution species specimens steam steel strychnia substance sulphur sulphuric acid surface temperature thickness tion tube valve vegetable velocity vessel weight whole wire wood wrought iron zinc
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Сторінка xvi - ... other plants, adapted to the latitude and climate of the State of Maryland, and cause to be carefully noticed upon the records of said institution the character of said experiments, the kind of soil upon which they were undertaken, the system of cultivation adopted, the state of the atmosphere and...
Сторінка 260 - ... wrought into the forms and shapes required, provided that we increase the size and power of our machinery to the extent necessary to deal with such large masses of metal. A few minutes...
Сторінка 258 - ... carbon present allows a part of the oxygen to combine with the iron, which undergoes combustion and is converted into an oxide. At the excessive temperature that the metal has now acquired, the oxide as soon as formed undergoes fusion, and forms a powerful solvent of those earthy bases that are associated with the iron ; the violent ebullition which is going on mixes most intimately the...
Сторінка 305 - Stream, the sounding from Lat. 31° 32', Long. 79° 35', depth 150 fathoms, is mentioned as " a mixture in about equal proportions of Globigerina and black sand, probably greensand, as it makes a green mark when crushed on paper.
Сторінка 400 - STRENGTH AND OTHER PROPERTIES OF METALS; Reports of Experiments on the Strength and other Properties of Metals for Cannon. With a Description of the Machines for Testing Metals, and of the Classification of Cannon in service. By Officers of the Ordnance Department, US Army. By authority of the Secretary of War. Illustrated by 25 large steel plates. Quarto . $10.00 SULLIVAN. — Protection to Native Industry. By Sir EDWARD SULLIVAN, Baronet, author of " Ten Chapters on Social Reforms.
Сторінка 144 - May, and published in the proceedings, shows that a wire of six times the length of the Varna and Balaklava wire, if of the same lateral dimensions, would give thirty-six times the retardation, and thirty-six times the slowness of action.
Сторінка 400 - Gift of the State of New York. 13034, 0. 5. Sixth annual report of the Regents of the University of the State of New York on the condition of the State Cabinet of Natural History, &o.
Сторінка 395 - A communication from Professor Henry of Washington having been read, containing a proposal for the publication of a catalogue of philosophical memoirs scattered throughout the Transactions of Societies in Europe and America, with the offer of co-operation on the part of the Smithsonian Institution, to the extent of preparing and publishing in accordance with the general plan which might be adopted by the British Association, a catalogue of all the American memoirs on physical science, — the Committee...