The Annual of Scientific Discovery, Or, Year-book of Facts in Science and ArtGould, Kendall, and Lincoln, 1870 |
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Сторінка 70
... flame of a spirit - lamp , this film instantaneously vanishes , leaving the glass of that part again clear and shining . The delicacy of this test is so great that , although by breathing on the newly - made gas the film may be much ...
... flame of a spirit - lamp , this film instantaneously vanishes , leaving the glass of that part again clear and shining . The delicacy of this test is so great that , although by breathing on the newly - made gas the film may be much ...
Сторінка 89
... FLAMES . An apparatus has been invented by Barrett for making practi- cal use of sensitive flames . It consists of ... flame is lighted about 10 inches from the metallic ribbon . This burns quietly so long as there is no noise , but a ...
... FLAMES . An apparatus has been invented by Barrett for making practi- cal use of sensitive flames . It consists of ... flame is lighted about 10 inches from the metallic ribbon . This burns quietly so long as there is no noise , but a ...
Сторінка 90
... flame is rendered very conspicuous by these experiments . The 28 - jet - burner possesses two and one half times ... flame . The oil lamp with which the gas flame was compared was the most perfect one em- ployed by the Commissioners of ...
... flame is rendered very conspicuous by these experiments . The 28 - jet - burner possesses two and one half times ... flame . The oil lamp with which the gas flame was compared was the most perfect one em- ployed by the Commissioners of ...
Сторінка 96
... flames , and that there were other conditions , besides the volume of gas or weight of sperm consumed , which must influence and greatly modify the results . As most of these conditions are considered somewhat at length in a paper on " ...
... flames , and that there were other conditions , besides the volume of gas or weight of sperm consumed , which must influence and greatly modify the results . As most of these conditions are considered somewhat at length in a paper on " ...
Сторінка 114
... flame or by sparks , and the explosion is effected by a heavy blow from a hammer . Blast - holes loaded with this powder are exploded by means of a powerful cap , or , better , by means of a cartridge containing common powder , for this ...
... flame or by sparks , and the explosion is effected by a heavy blow from a hammer . Blast - holes loaded with this powder are exploded by means of a powerful cap , or , better , by means of a cartridge containing common powder , for this ...
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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
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.