The Annual of Scientific Discovery, Or, Year-book of Facts in Science and ArtGould, Kendall, and Lincoln, 1870 |
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Сторінка xix
... surface disturbed by the protuberances or planes below , and by large waves which are to be expected in such an atmosphere . " The report of Com . B. F. Sands , U. S. N. , Superintendent of the U. S. Naval Observatory , on the late ...
... surface disturbed by the protuberances or planes below , and by large waves which are to be expected in such an atmosphere . " The report of Com . B. F. Sands , U. S. N. , Superintendent of the U. S. Naval Observatory , on the late ...
Сторінка xx
... surface . The amount of lunar heat appears to indicate an elevation of temperature for the moon's surface at full moon of 500 ° F. Full arrangements have been made in France and England to observe the coming transit of Venus . Some ...
... surface . The amount of lunar heat appears to indicate an elevation of temperature for the moon's surface at full moon of 500 ° F. Full arrangements have been made in France and England to observe the coming transit of Venus . Some ...
Сторінка 20
... surface , like the inside of a steam cylinder . The tube to be constructed within it will consist of cast - iron plates , in segments 4 inches in thickness , connected by flanges , bolted together inside the tube , leaving a clear ...
... surface , like the inside of a steam cylinder . The tube to be constructed within it will consist of cast - iron plates , in segments 4 inches in thickness , connected by flanges , bolted together inside the tube , leaving a clear ...
Сторінка 28
... surface are equally exposed to wear . The advantages of this arrangement are a continuous sound , slow or rapid in proportion to the speed of the engine , each 15 feet producing a stroke of the bell . In case of an accident , the ...
... surface are equally exposed to wear . The advantages of this arrangement are a continuous sound , slow or rapid in proportion to the speed of the engine , each 15 feet producing a stroke of the bell . In case of an accident , the ...
Сторінка 33
... surface imper- fections . We believe that these tests render it practically impos- sible for us to send out rails of ... surface of the rail . This wearing surface may , however , vary considerably in thickness , forming either the ...
... surface imper- fections . We believe that these tests render it practically impos- sible for us to send out rails of ... surface of the rail . This wearing surface may , however , vary considerably in thickness , forming either the ...
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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.