The Annual of Scientific Discovery, Or, Year-book of Facts in Science and ArtGould, Kendall, and Lincoln, 1870 |
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Сторінка xviii
... contain two or three bright ones . Its striæ are spiral rather than radial , and its light is unpolarized . The sky adjoining it , however , reflecting light from the earth , shows strong signs of polarization . ” From Prof. Winlock's ...
... contain two or three bright ones . Its striæ are spiral rather than radial , and its light is unpolarized . The sky adjoining it , however , reflecting light from the earth , shows strong signs of polarization . ” From Prof. Winlock's ...
Сторінка 41
... containing water , and managing the transfer so that the water may not come into con- tact with the gas until after the mouth of the bell is fully sub- merged . The water will enter the bell with a violent rush , pre- cisely as into a ...
... containing water , and managing the transfer so that the water may not come into con- tact with the gas until after the mouth of the bell is fully sub- merged . The water will enter the bell with a violent rush , pre- cisely as into a ...
Сторінка 42
... containing it in a water - bath , fed , at least during summer , from any natural stream . Such a condenser could not be economically maintained . A condenser at 21 ° C. , however , and an artificial temperature in the boiler of 38 ° C ...
... containing it in a water - bath , fed , at least during summer , from any natural stream . Such a condenser could not be economically maintained . A condenser at 21 ° C. , however , and an artificial temperature in the boiler of 38 ° C ...
Сторінка 43
... containing the elastic medium which furnishes the power , has to be maintained . In the second place , that great loss of power to which the steam engine is subject , in consequence of the high temperature at which the steam is ...
... containing the elastic medium which furnishes the power , has to be maintained . In the second place , that great loss of power to which the steam engine is subject , in consequence of the high temperature at which the steam is ...
Сторінка 55
... contain 3,000 lbs . of powder ; thence the tunnel ran in a direction south of west 31 feet , where a cham- ber was formed on the left for 6,000 lbs . of powder , thence on the same line 45 feet , where the third chamber was formed to ...
... contain 3,000 lbs . of powder ; thence the tunnel ran in a direction south of west 31 feet , where a cham- ber was formed on the left for 6,000 lbs . of powder , thence on the same line 45 feet , where the third chamber was formed to ...
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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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acetic acid action American ammonia animals apparatus appears atmosphere battery beds bridge cable carbon carbonic acid cause cent centimetres centre charcoal chemical chloride coal color Comptes Rendus connected containing copper corona cubic cubic metres cylinder depth diameter discovery dissolved eclipse effect electric engine eocene experiments fact feet fibre flame fossil French gases glass glycerine gun-cotton guns heat hydrochloric acid hydrogen inches Indian iron length light lime liquid magnet matter metal method metres miles miocene mixture nitric acid observations obtained ordinary oxide oxygen palladium paper passed placed plants plate platinum polariscope polarization potash precipitate present pressure produced Prof quantity railway rays River salt sandarac sodium solution spark species specific gravity spectrum steam steel rails substance sulphate sulphuric acid surface temperature thick tion tons tube tunnel vapor vibrations weight wire zinc zirconia
Популярні уривки
Сторінка 269 - There is grandeur in this view of life, with its several powers, having been originally breathed by the Creator into a few forms or into one; and that, whilst this planet has gone cycling on according to the fixed law of gravity, from so simple a beginning endless forms most beautiful and most wonderful have been, and are being evolved.
Сторінка i - ANNUAL OF SCIENTIFIC DISCOVERY ; or, Year Book of Facts in Science and Art, exhibiting the most important Discoveries and Improvements in Mechanics, Useful Arts, Natural Philosophy, Chemistry, Astronomy, Meteorology, Zoology, Botany, Mineralogy, Geology, Geography, Antiquities, etc.
Сторінка 136 - It consists in subjecting the vapours of volatile liquids to the action of concentrated sunlight, or to the concentrated beam of the electric light.