The Annual of Scientific Discovery, Or, Year-book of Facts in Science and ArtGould and Lincoln, 1860 |
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Результати 1-5 із 98
Сторінка iii
... . " It has been found , after repeated trials , that the best photographic definition is obtained when the sensitized plate is situated from 1-10th to 1-8th of an inch beyond the visual focus in NOTES BY THE EDITOR ...
... . " It has been found , after repeated trials , that the best photographic definition is obtained when the sensitized plate is situated from 1-10th to 1-8th of an inch beyond the visual focus in NOTES BY THE EDITOR ...
Сторінка iv
... obtained of the sun four inches in diameter , which still bear magni- fying with a lens of low power , and show considerable detail on the sun's surfaces besides the spots , which are well defined . Mr. De la Rue , by combining two ...
... obtained of the sun four inches in diameter , which still bear magni- fying with a lens of low power , and show considerable detail on the sun's surfaces besides the spots , which are well defined . Mr. De la Rue , by combining two ...
Сторінка ix
... obtained , when we experiment with ozone obtained with phosphorus by the action of oxygenized water · the product being pure water and --- . ordinary oxygen . Therefore , in order that ON THE PROGRESS OF SCIENCE . IX.
... obtained , when we experiment with ozone obtained with phosphorus by the action of oxygenized water · the product being pure water and --- . ordinary oxygen . Therefore , in order that ON THE PROGRESS OF SCIENCE . IX.
Сторінка x
... obtained by phosphorus , should act as an energetic oxidizer , it is neces- sary that it should not be in presence of nascent oxygen produced from oxygenized water . Thus , an acid loses its acid properties in presence of a base , and ...
... obtained by phosphorus , should act as an energetic oxidizer , it is neces- sary that it should not be in presence of nascent oxygen produced from oxygenized water . Thus , an acid loses its acid properties in presence of a base , and ...
Сторінка xii
... obtain a coating of carbon in a manner analogous to that from silver or gold — namely , by reduction . But chemistry ... obtained from an intimate mixture of bichromate of ammonia and albumen . This coating is dried by heat , and exposed ...
... obtain a coating of carbon in a manner analogous to that from silver or gold — namely , by reduction . But chemistry ... obtained from an intimate mixture of bichromate of ammonia and albumen . This coating is dried by heat , and exposed ...
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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 |
Загальні терміни та фрази
action alloys alumina ammonia amount animal animalcules apparatus appear atmosphere axle body bones breccia carbonic acid cast iron cause cellulose cent centre chemical chloride coal color containing copper cylinder decomposition deposits depth diameter earth effect electric engine existence experiments fact feet fibres fluid formation fossil furnace fusel oil geological glacier greensand Hadrosaurus heat hundred hydrogen inches increased less light lime limestone liquid magnesia mass matter metal miles minute motion nature nearly nitric acid observed obtained octahedron odor ordinary organic oxide oxygen paper parchment passing peroxide phosphorescent phosphorus plants plate plough portion pounds present pressure produced Prof quantity reäction recently rocks side silica Silurian soda soil solution species specimens steam steel strata substance sulphate sulphuric acid surface temperature thick tion tons tube vegetable vessel weight wheel wire wood wrought iron zinc