The Journal of Science, and Annals of Astronomy, Biology, Geology, Industrial Arts, Manufactures, and Technology, Volumen15James Samuelson, Sir William Crookes J. Churchill and Sons., 1878 |
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Página 21
... acids were at once recognised as compounds mutually analogous , and coming within the scope of the law ; yet their soda- salts , as then known , did not exhibit that identity of crystal- line form which the law of isomorphism requires ...
... acids were at once recognised as compounds mutually analogous , and coming within the scope of the law ; yet their soda- salts , as then known , did not exhibit that identity of crystal- line form which the law of isomorphism requires ...
Página 22
... acid . On a certain occasion the Swedish chemist Arfwedson , having been en- gaged with the analysis of a mineral petalite , obtained what he at first took to be sulphate of magnesia ; but on closer examination he was led to doubt this ...
... acid . On a certain occasion the Swedish chemist Arfwedson , having been en- gaged with the analysis of a mineral petalite , obtained what he at first took to be sulphate of magnesia ; but on closer examination he was led to doubt this ...
Página 50
... acid is trifling , the prevailing colours are dull . It was asserted that whilst uric acid is abundantly found in the excretions of parrots , humming - birds , & c . , at other times of the year , during and immediately before the ...
... acid is trifling , the prevailing colours are dull . It was asserted that whilst uric acid is abundantly found in the excretions of parrots , humming - birds , & c . , at other times of the year , during and immediately before the ...
Página 62
... acid . It follows that the surface rocks had been exposed for long ages to this influence , and that the time that those of the glaciated districts have been subjected to the same action , since the Glacial period , is exceedingly short ...
... acid . It follows that the surface rocks had been exposed for long ages to this influence , and that the time that those of the glaciated districts have been subjected to the same action , since the Glacial period , is exceedingly short ...
Página 112
... acid , with diagrams of the newest forms of apparatus for its distillation , forms a prominent feature of the article on Sulphur . This is followed by a description of the " Chlorides and Bromides of Sulphuric Acid " -names , we think ...
... acid , with diagrams of the newest forms of apparatus for its distillation , forms a prominent feature of the article on Sulphur . This is followed by a description of the " Chlorides and Bromides of Sulphuric Acid " -names , we think ...
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action ammonia animals antennæ appear atmosphere atomic atomic weights become beds birds Boulder-clay Brentford carbonic acid cause cent chemical china clay clay colour compound condition contains deposits diluvium Ealing effect electric energy Europe evaporation evidence existence experience explained fact fauna feeling feet Finchley Geological glacial glaciers gravel gravific heat hypothesis inch insects lake larvæ less light liquid London London Clay lower matter means microscope moisture molecules motion natural nitrogen object observed obtained occur organic original palæolithic paper particles pebbles pedesis pedetic phenomena physical placer mines portion present probably produced Prof proper motion quantity Raoul Pictet recognised remarkable river rocks Sands and Gravels sandy Science scientific sense species stones substances sulphuric acid supposed surface temperature Thames theory tion trance tube valley vapour vibration wave whilst woolly rhinoceros
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Página 432 - Here are two large houses three or four hundred feet in length, and about one hundred and fifty feet wide at the base. They are situated upon opposite sides of a small creek, and in ancient times are said to have been conceded with a bridge.
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Página 504 - ... explanation of the strange stratification which the voltaic discharge undergoes in rarefied gases, it is clear that the alternate disposition of light and darkness must be dependent on some periodic distribution in space or sequence in time which can at present be dealt with only in a very general w&y.
Página 511 - Next as to mechanical appliances. Mr. Babbage, when speaking of the difficulty of ensuring accuracy in the long numerical calculations of theoretical astronomy, remarked, that the science which in itself is the most accurate and certain of all had, through these difficulties, become inaccurate and uncertain in sume of its results.
Página 501 - Moliere's well-known character, been talking mathematics without knowing it. It is, moreover, a fact not to be overlooked that the appearance of isolation, so conspicuous in mathematics, appertains in a greater or less degree to all other sciences, and perhaps also to all pursuits in life. In its highest flight each soars to a distance from its fellows. Each is pursued alone for its own sake, and without reference to its connection with, or its application to, any other subject. The pioneer and the...
Página 432 - ... a bridge. They are five and six stories high, each story receding from the one below it, and thus forming a structure terraced from top to bottom. Each story is divided into numerous little compartments, the outer...