Annual of Scientific Discovery: Or, Year-book of Facts in Science and Art for ...1864 |
Iz vsebine knjige
Zadetki 1–5 od 61
Stran iv
... remarkable features of the present age . Cheap and rapid postage to all parts of the world , - paper and printing reduced to the lowest cost , electric telegraphs between nation and nation , town and town , all contribute to aid that ...
... remarkable features of the present age . Cheap and rapid postage to all parts of the world , - paper and printing reduced to the lowest cost , electric telegraphs between nation and nation , town and town , all contribute to aid that ...
Stran xiii
... remarkable variableness in the annual visits of shoals of herrings to the British coasts to the varying quantity of food of the fish , and to the number and force of the destructive agencies at work . Any circumstance which increases or ...
... remarkable variableness in the annual visits of shoals of herrings to the British coasts to the varying quantity of food of the fish , and to the number and force of the destructive agencies at work . Any circumstance which increases or ...
Stran 23
... remarkable metal it is . Col. Strange , in a recent communication to the Royal Astronomical Society , thus enumerates some of its proper- ties : Good gun - metal will break with a strain of 35,000 lbs . to the square inch ; aluminum ...
... remarkable metal it is . Col. Strange , in a recent communication to the Royal Astronomical Society , thus enumerates some of its proper- ties : Good gun - metal will break with a strain of 35,000 lbs . to the square inch ; aluminum ...
Stran 30
... remarkable approximation to accuracy . The proportion of various multiples and fractions of the diameter to the circumference is given , and it is stated that " the side of a square equivalent to a circle of a diameter equal to unity ...
... remarkable approximation to accuracy . The proportion of various multiples and fractions of the diameter to the circumference is given , and it is stated that " the side of a square equivalent to a circle of a diameter equal to unity ...
Stran 34
... remarkable for its cheapness and the facility of its application . In following the method recom- mended by this chemist , these animal matters can be worked more easily , and kept for a longer time without evolving any noxious smell ...
... remarkable for its cheapness and the facility of its application . In following the method recom- mended by this chemist , these animal matters can be worked more easily , and kept for a longer time without evolving any noxious smell ...
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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.