Annual of Scientific Discovery: Or, Year-book of Facts in Science and Art for ...1864 |
Iz vsebine knjige
Zadetki 1–5 od 45
Stran v
... pressure . Besides the advantage which would thus be gained in regard to uniformity , I am convinced that the adop- tion of the decimal division of the French scale would be attended with great convenience , both in science and commerce ...
... pressure . Besides the advantage which would thus be gained in regard to uniformity , I am convinced that the adop- tion of the decimal division of the French scale would be attended with great convenience , both in science and commerce ...
Stran 21
... pressure . Various hypotheses , set up to account for explosions , were worse than useless because they diverted attention from the real source of danger . He believed that one of these hy- potheses that which attributed explosions to ...
... pressure . Various hypotheses , set up to account for explosions , were worse than useless because they diverted attention from the real source of danger . He believed that one of these hy- potheses that which attributed explosions to ...
Stran 22
... pressure . IMITATION RUSSIA SHEET IRON . At a recent meeting of the Franklin Institute , Prof. Fleury pre- sented specimens of imitated Russia sheet iron , made under the patent of Mr. Wm . Riesz from ordinary rolled iron , the original ...
... pressure . IMITATION RUSSIA SHEET IRON . At a recent meeting of the Franklin Institute , Prof. Fleury pre- sented specimens of imitated Russia sheet iron , made under the patent of Mr. Wm . Riesz from ordinary rolled iron , the original ...
Stran 29
... pressure , placed under the engine , and communicating with the lamp by a small pipe for each , carry twice or three times the requirements of a trip . These receive their charge at the engine - houses , before starting , from two ...
... pressure , placed under the engine , and communicating with the lamp by a small pipe for each , carry twice or three times the requirements of a trip . These receive their charge at the engine - houses , before starting , from two ...
Stran 44
... pressure under plates in a press , so as to effect as complete a compres- sion of the fibres as is attained according to the old mode by beating with a hammer upon a lapstone . From these compressed strips , soles of the different sizes ...
... pressure under plates in a press , so as to effect as complete a compres- sion of the fibres as is attained according to the old mode by beating with a hammer upon a lapstone . From these compressed strips , soles of the different sizes ...
Druge izdaje - Prikaži vse
Pogosti izrazi in povedi
action ammonia animals appear aqueous vapor astronomers atmosphere atoms Aye-Aye body British Association carbonic acid Carboniferous cause cent chemical color containing depth Devonian diameter discovery distance earth effect electric equal existence experiments exposed fact feet fire French gases give glass graphite gun-cotton gunpowder gypsum heat hundred hydrochloric acid hydrogen inches insects iron length less light liquid London magnesium manufacture mass matter metal miles minute moon mountains nature nearly nitrogen observed obtained organic oxygen paper passed phenomena photographic plants plate portion pounds present pressure produced Prof putrefaction quantity rays recent remarkable result rifled rock rubidium safe salt shot side silica soda solar solar parallax solid species spectrum stars steam substance sulphur sulphuric acid sun's surface temperature thallium thickness tion transmutation of species tube velocity vessel weight whole
Priljubljeni odlomki
Stran 170 - It is conceivable that the various kinds of matter, now recognized as different elementary substances, may possess one and the same ultimate or atomic molecule existing in different conditions of movement. The essential unity of matter is an hypothesis in harmony with the equal action of gravity upon all bodies. We know the anxiety with which this point was investigated by Newton, and the care he took to ascertain that every kind of substance, ' metals, stones, woods, grain, salts, animal substances,'...
Stran 256 - As with an invisible trowel, the mass is divided and subdivided into smaller and smaller portions, until it is reduced to an aggregation of granules not too large to build withal the finest fabrics of the nascent organism. And, then, it is as if a delicate finger traced out the line to be occupied by the spinal column, and moulded the contour of the body...
Stran 306 - Thus, by means of repeated selection alone, the length of the ears has been doubled, their contents nearly trebled, and the " tillering" power of the seed increased five-fold.
Stran 288 - The Negro exhibits permanently the imperfect brain, projecting lower jaw, and slender bent limbs of a Caucasian child some considerable time before the period of its birth. The aboriginal American represents the same child nearer birth. The Mongolian is an arrested infant newly born. And so forth.
Stran 77 - The natural philosopher of to-day may dwell amid conceptions which beggar those of Milton. So great and grand are they, that, in the contemplation of them, a certain force of character is requisite to preserve us from bewilderment.