The Annual of Scientific Discovery, Or, Year-book of Facts in Science and Art, Volume 17Gould, Kendall, and Lincoln, 1867 |
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Pagina vi
... mass of the sun . Assuming the undulatory theory to be true , and that light must lose something as light , in its progress from distant luminous bodies , it becomes an interesting question what becomes of the enormous force of light ...
... mass of the sun . Assuming the undulatory theory to be true , and that light must lose something as light , in its progress from distant luminous bodies , it becomes an interesting question what becomes of the enormous force of light ...
Pagina xi
... Mass . , in the construction and local correction of lenses for the telescope , for which the Rumford Medal has recently been awarded by the American Academy , mark a new era in astronomical observation . Recent discoveries in ...
... Mass . , in the construction and local correction of lenses for the telescope , for which the Rumford Medal has recently been awarded by the American Academy , mark a new era in astronomical observation . Recent discoveries in ...
Pagina 30
... mass of clay . The only fault to be found with the clay was , that it contained too much calcareous matter to make good bricks . The contractors claim that they have lost money on this account . The bricks formed of the clay found in ...
... mass of clay . The only fault to be found with the clay was , that it contained too much calcareous matter to make good bricks . The contractors claim that they have lost money on this account . The bricks formed of the clay found in ...
Pagina 40
... mass stones , pebbles , & c . , so as to form artificial pudding - stone , conglomerates , & c . , of extraordinary strength and tenacity , impervious to moisture , and capable of being moulded into statues , bas reliefs , & c . , may ...
... mass stones , pebbles , & c . , so as to form artificial pudding - stone , conglomerates , & c . , of extraordinary strength and tenacity , impervious to moisture , and capable of being moulded into statues , bas reliefs , & c . , may ...
Pagina 41
... mass , in order that the diffusion of the solution through the plaster may take place more effectually ; the cement is then taken back to the furnace , and reheated to 150 ° or 250 ° C. ( 302 ° to 482 ° Fahr . ) to drive off all the ...
... mass , in order that the diffusion of the solution through the plaster may take place more effectually ; the cement is then taken back to the furnace , and reheated to 150 ° or 250 ° C. ( 302 ° to 482 ° Fahr . ) to drive off all the ...
Overige edities - Alles bekijken
The Annual of Scientific Discovery, Or, Year-book of Facts in ..., Volume 5 Volledige weergave - 1854 |
The Annual of Scientific Discovery, Or, Year-book of Facts in ..., Volume 5 Volledige weergave - 1854 |
The Annual of Scientific Discovery, Or, Year-book of Facts in Science and Art Volledige weergave - 1857 |
Veelvoorkomende woorden en zinsdelen
acid action Albertite American amount aniline animal appears atmosphere bitumen body bolide bright lines cable carbonic carbonic acid cause centimetres chemical chloride cloth coal color combustion containing copper cylinder dark diameter distance earth effect electricity engine existence experiments exposed fact feet flame force furnace gaseous glass gun-cotton heat hundred hydrogen inches increase infusoria iron lake light magnesium mass material matter means meat mechanical metal metres miles minute muscle muscular nebula nitrate nitrogen nitroglycerine object observations obtained ordinary oxide oxygen ozone paper Parkesine phosphorus photographs plants plate portion potash pounds present produced Prof quantity rocks salt Science Scientific Scientific American shot silicate soda sodium sodium amalgam solar solution species spectra spectrum stars steam steel substance sulphate sulphur sulphuric acid surface telescope temperature tion tube tunnel vapor vessels weight zinc
Populaire passages
Pagina 303 - When the ether spray thus produced is directed upon the outer skin, the skin is rendered insensible within a minute; but the effects do not end here. So soon as the skin is divided, the ether begins to exert on the nervous filaments the double action of cold and of etherization : so that the narcotism can be extended deeply to any desired extent. Pure rectified ether used in this manner is entirely negative ; it causes no irritation, and may be applied to a deep wound, as I shall show, without any...
Pagina 261 - a special mineralization producing a bituminous matter instead of coal or lignite. This operation is not attributable to heat, nor of the nature of a distillation, but is due to chemical reactions at the ordinary temperature, and under the normal conditions of climate.
Pagina 199 - For the sick-room, free ventilation, when it can be secured, together with an even temperature, is all that can be required. " 2. For rapid deodorization and disinfection, chlorine is the most effective agent known. "3. For steady and continuous effect ozone is the best agent known. "4, In the absence of ozone, iodine exposed, in the solid form, to the air is the best.
Pagina 344 - They may be gaseous nebulae, which by the loss of heat or the influence of other forces have become crowded with portions of matter in a more condensed and opaque condition. 6. If the observations of Lord...
Pagina 20 - I sat in the electricians' room, a flash of light came up from the deep, which having crossed to Ireland, came back to me in mid-ocean, telling that those so dear to me, whom I had left on the banks of the Hudson, were well, and following us with their wishes and their prayers. (Applause.) This was like a whisper of God from the sea, bidding me keep heart and hope.