Annual of Scientific Discovery: Or, Year-book of Facts in Science and Art for ...1864 |
Iz vsebine knjige
Zadetki 1–5 od 100
Stran viii
... whole world ; as the exploration and civilization of many tropi- cal countries by Europeans is absolutely dependent on a reliable sup- ply of quinine . - Acclimatizing Efforts in Australia . The work of acclimatizing European animals in ...
... whole world ; as the exploration and civilization of many tropi- cal countries by Europeans is absolutely dependent on a reliable sup- ply of quinine . - Acclimatizing Efforts in Australia . The work of acclimatizing European animals in ...
Stran ix
... whole exterior of a building could not be covered with ceram- ics , comprising bands in bold relief richly moulded and colored , dec- orated heads for windows , and friezes of figures , either relieved , or , preferably , drawn on the ...
... whole exterior of a building could not be covered with ceram- ics , comprising bands in bold relief richly moulded and colored , dec- orated heads for windows , and friezes of figures , either relieved , or , preferably , drawn on the ...
Stran xii
... whole , has been left on my mind by all that I have witnessed in this matter , I answer , one of per- plexed doubt , shaping itself into only one conviction that deserves the name of an opinion , namely , that quite sufficient cause has ...
... whole , has been left on my mind by all that I have witnessed in this matter , I answer , one of per- plexed doubt , shaping itself into only one conviction that deserves the name of an opinion , namely , that quite sufficient cause has ...
Stran 18
... whole allowed to flow away . It takes two hours thus to empty the reservoir , by which time the tide will be flowing down strongly , and will carry its very last gallon a distance of thirteen miles below Barking , which , being itself ...
... whole allowed to flow away . It takes two hours thus to empty the reservoir , by which time the tide will be flowing down strongly , and will carry its very last gallon a distance of thirteen miles below Barking , which , being itself ...
Stran 27
... whole into a moderately stiff working consist- ence , and lay it down quickly two inches thick on a hard bottom . A common spade is the best tool with which to spread it ; it must be at once spread , as it is to remain forever , and a ...
... whole into a moderately stiff working consist- ence , and lay it down quickly two inches thick on a hard bottom . A common spade is the best tool with which to spread it ; it must be at once spread , as it is to remain forever , and a ...
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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.