Encyclopaedia Britannica; Or A Dictionary of Arts, Sciences, and Miscellaneous Literature, Volume 1Archibald Constable, 1824 |
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Page 31
... specific gravity of water is at its maximum at 40 ° . When in the year 1683 Dr Croune repeated this experiment before the Royal So- ciety , Hooke attributed the effect , not to any peculiarity in the expansibility of water , but to a ...
... specific gravity of water is at its maximum at 40 ° . When in the year 1683 Dr Croune repeated this experiment before the Royal So- ciety , Hooke attributed the effect , not to any peculiarity in the expansibility of water , but to a ...
Page 45
... specific gravity of soft iron is increased by hammering , and heat is evolved during the operation . A piece of Indian rubber , suddenly extend- ed , becomes warm . If water be mixed with oil of vitriol , the density of the water is in ...
... specific gravity of soft iron is increased by hammering , and heat is evolved during the operation . A piece of Indian rubber , suddenly extend- ed , becomes warm . If water be mixed with oil of vitriol , the density of the water is in ...
Page 57
... specific gravity . His experiments were made by the help of a delicate balance and exhausted flask . The influence upon the respiration of animals of a species of air marked by the eminent perfection with which it supports combustion ...
... specific gravity . His experiments were made by the help of a delicate balance and exhausted flask . The influence upon the respiration of animals of a species of air marked by the eminent perfection with which it supports combustion ...
Page 59
... specific gravity of this gas , from which Dr Priestley correctly concluded , however , that it was a little heavier than air . The success attending these experiments , and the readiness with which he procured and retained the gaseous ...
... specific gravity of this gas , from which Dr Priestley correctly concluded , however , that it was a little heavier than air . The success attending these experiments , and the readiness with which he procured and retained the gaseous ...
Page 67
... specific gravity enables it to float in our atmosphere . The first ascent , with a balloon filled with hy- drogen , was performed in France by M. Charles , on the 1st of December 1783 - he rose to the enor- mous height of 10,500 feet ...
... specific gravity enables it to float in our atmosphere . The first ascent , with a balloon filled with hy- drogen , was performed in France by M. Charles , on the 1st of December 1783 - he rose to the enor- mous height of 10,500 feet ...
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afford alcalies ammonia animal appears bivalves bodies bullion called capital carbonic carbonic acid character chemical Chemistry China Chinese chivalry chlorine circumstances coin coinage cold colony colour common compound Conchology consequence considered consists contains copper Corn Laws crystals degree density Dr Priestley duties effect employed England equal expence exportation fluid foreign genus gold greater heat hence honour hydrogen important inches increase iron knight labour Lamark land latitude less light Linnæus liquid manufactures melted ment mercury metal mother country muriatic acid nature nearly nitrate nitric acid observed obtained operculum oxide oxygen phosphoric acid phosphorus plate population portion potash precipitate present principle produce proportion quantity racter rays refraction rendered salt seignorage shells silver soluble solution species specific gravity substance sulphate sulphuret sulphuric acid supposed surface temperature thermometer tion trade valves weight wheat whole
Popular passages
Page 31 - Have not the small particles of bodies certain powers, virtues, or forces, by which they act at a distance, not only upon the rays of light for reflecting, refracting, and inflecting them, but also upon one another for producing a great part of the phenomena of nature?
Page 258 - As the cold of snow in the time of harvest, so is a faithful messenger to them that send him: for he refresheth the soul of his masters.
Page 408 - The warp was placed perpendicularly ; the reed fell with a force of at least half a hundred weight ; and the springs which threw the shuttle were strong enough to have thrown a Congreve rocket ; in short, it required the strength of two powerful men to work the machine at a slow rate, and only for a short time.
Page 408 - Now you will not assert, gentlemen/ said I, ' that it is more difficult to construct a machine that shall weave, than one which shall make all the variety of moves which are required in that complicated game.
Page 387 - Every workman has a great quan- 15 tity of his own work to dispose of beyond what he himself has occasion for ; and every other workman being exactly in the same situation, he is enabled to exchange a great quantity of his own goods for a great quantity, or, what comes to the same thing, for the price of a 20 great quantity of theirs.
Page 31 - I do not here consider. What I call attraction may be performed by impulse, or by some other means unknown to me. I use that Word here to signify only in general any Force by which Bodies tend towards one another, whatsoever be the Cause.
Page 66 - I presently found that, by means of this lens, air was expelled from it very readily. Having got about three or four times as much as the bulk of my materials, I admitted water to it, and found that it was not imbibed by it. But what surprised me more than I can well express was, that a candle burned in this air with a remarkably vigorous flame...
Page 408 - ... three movements, which were to follow each other in succession, there would be little difficulty in producing and repeating them. Full of these ideas, I immediately employed a carpenter and smith to carry them into effect. As soon as the machine was finished, I got a weaver to put in the warp, which was of such materials as sailcloth is usually made of. To my great delight, a piece of cloth, such as it was, was the produce.
Page 336 - Glory is the reward of science ; and those who deserve it scorn all meaner views.
Page 135 - Call you that desperate, which by a line Of institution, from our ancestors, Hath been derived down to us, and received In a succession, for the noblest way Of breeding up our youth, in letters, arms, Fair mien, discourses, civil exercise, And all the blazon of a gentleman...