The Annual of Scientific Discovery, Or, Year-book of Facts in Science and ArtGould, Kendall, and Lincoln, 1870 |
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Сторінка ix
... produce currents seems unlimited . The energies , however , of most of our physicists , both at home and abroad , have been directed to the field of spectrum analysis . The late eclipse undoubtedly awakened greater interest in this new ...
... produce currents seems unlimited . The energies , however , of most of our physicists , both at home and abroad , have been directed to the field of spectrum analysis . The late eclipse undoubtedly awakened greater interest in this new ...
Сторінка xv
... produced , and which we see no other way of accounting for , have led Mr. Lockyer to conclude that the gas in question is sometimes travelling with velocities comparable with that of the earth in its orbit . Moreover , these exhibitions ...
... produced , and which we see no other way of accounting for , have led Mr. Lockyer to conclude that the gas in question is sometimes travelling with velocities comparable with that of the earth in its orbit . Moreover , these exhibitions ...
Сторінка 23
... producing what is ordinarily called gauge concussion , ' is a very serious source of wear to the permanent way and rolling stock of railways , and as a consequence , of great expense , to say nothing of the discomfort it occasions to ...
... producing what is ordinarily called gauge concussion , ' is a very serious source of wear to the permanent way and rolling stock of railways , and as a consequence , of great expense , to say nothing of the discomfort it occasions to ...
Сторінка 25
... produced , and that it would be condensed before reaching the cylinders . This idea was incorrect . During the working with steam reversed , the water ceases to be in a state of violent ebullition , and is only car- ried over in small ...
... produced , and that it would be condensed before reaching the cylinders . This idea was incorrect . During the working with steam reversed , the water ceases to be in a state of violent ebullition , and is only car- ried over in small ...
Сторінка 29
... produce a good steel - headed rail , and not without success . Puddled steel - heads have all the structural de- fects of wrought iron , as they are not formed from a cast , and hence homogeneous mass , but are made by the wrought ...
... produce a good steel - headed rail , and not without success . Puddled steel - heads have all the structural de- fects of wrought iron , as they are not formed from a cast , and hence homogeneous mass , but are made by the wrought ...
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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.