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 96
Сторінка xii
... heat , and exposed to the sun in a frame covered by a glass positive . The picture appears in a yellow - brown tint , which becomes more intense by a gentle warmth . The sheet thus prepared is fixed on a planchette , and covered with ...
... heat , and exposed to the sun in a frame covered by a glass positive . The picture appears in a yellow - brown tint , which becomes more intense by a gentle warmth . The sheet thus prepared is fixed on a planchette , and covered with ...
Сторінка xv
... heat experience in passing through the atmosphere to the surface of the earth . The phenomenon is one of special interest , and various instruments have been devised for its measurement ; among which the pyrheliometer of Pouillet , and ...
... heat experience in passing through the atmosphere to the surface of the earth . The phenomenon is one of special interest , and various instruments have been devised for its measurement ; among which the pyrheliometer of Pouillet , and ...
Сторінка xvi
... heat , of which this forms a part , are yet in progress . It may here be stated , however , that , on computing by this method the observations given in the translation of Kamtz's Meteorology , p . 150 , Mr. Meech shows that out of one ...
... heat , of which this forms a part , are yet in progress . It may here be stated , however , that , on computing by this method the observations given in the translation of Kamtz's Meteorology , p . 150 , Mr. Meech shows that out of one ...
Сторінка 44
... heat , and a quantity of water is thereby formed in the cylinder . A portion of this water may be evaporated again towards the end of the stroke by carrying the expansion down to a low pressure , but its effective value is lost during ...
... heat , and a quantity of water is thereby formed in the cylinder . A portion of this water may be evaporated again towards the end of the stroke by carrying the expansion down to a low pressure , but its effective value is lost during ...
Сторінка 45
... Heat commonly employed in scientific treatises , — viz . , so much heat as one pound of water requires in order to raise its temperature by one degree , ― quantities of heat should be expressed in terms of a unit which practical men ...
... Heat commonly employed in scientific treatises , — viz . , so much heat as one pound of water requires in order to raise its temperature by one degree , ― quantities of heat should be expressed in terms of a unit which practical men ...
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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 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