Knowledge for the People: Or, The Plain why and Because ...Andrus, 1844 |
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Knowledge for the People, Or, the Plain Why & Because: Zoological Series John Timbs Podgląd niedostępny - 2016 |
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ammonia Anacharsis ancient animal arch argand burner Argand lamp atmosphere bars becomes bellows blast bodies burning Butterley Company called candle carbonic acid carriage cast iron centre charcoal chemical Chemistry chlorine coal coal gas coined colour combines combustion common condensed contain copper cubic feet cylinders Davy diameter diamond earth effect electricity employed England equal exposed fire flame fluid force friction furnace glass gold hammer horses hydrogen hydrogen gas inch increased inflammable invention lamp lever light lime liquid lower board machine malleable manufacture mass matter mechanical melted mercury metal middle board minute motion muriatic muriatic acid nearly nitric acid opens upwards oxide oxygen particles passes phosphorus pieces placed platinum potter's wheel pounds pressure produced proportion quantity resistance salt silver solid steam steam-engine steel stone Strabo substance sulphuric acid surface temperature tion tons ture upper board valve vapour vessel weight wheel wire wool
Popularne fragmenty
Strona 39 - ... of the caprice of human appetite : yet, if the fisherman will ply his nets, or the mariner fetch rice from foreign countries, in order to procure to himself this indulgence, the market is supplied with two important articles of provision, by the instrumentality of a merchandise which has no other apparent use than the gratification of a vitiated palate.
Strona 92 - The sentence, no doubt, was thus intended: 'In less than half a minute, the respiration [being continued, these feelings] diminished gradually, and were succeeded by [a sensation] analogous to gentle pressure on all the muscles.
Strona 139 - But he would have required to move with the velocity of a cannon-ball for millions of years, to alter the position of the earth by a small part of an inch.
Strona 9 - ... ultimately gave the preference to a mixture of four ounces of nitrate of ammonia, four ounces of sub-carbonate of soda, and four ounces of water. This mixture, in three hours...
Strona 130 - Why does the pendulum move faster in proportion as its journey is longer ? Because, in proportion as the arc described is more extended, the steeper are its beginning and ending ; and the more rapidly, therefore, the pendulum falls down at first, sweeps along the intermediate space, and stops at last.
Strona 116 - Soon shall thy arm, unconquered steam, afar Drag the slow barge, or drive the rapid car ; Or on wide waving wings expanded bear The flying chariot through the fields of air ; — Fair crews triumphant, leaning from above, Shall wave their fluttering kerchiefs as they move, Or warrior bands alarm the gaping crowd, And armies shrink beneath the shadowy cloud.
Strona 27 - ... feet in a minute. The efforts of men differ with the manner in which these efforts are employed. It has been shown by Mr. R. Buchanan, that the same...
Strona 78 - ... of your inquiry, I shall not dwell upon them. In general, in examining lakes and masses of water in high mountains, their colour is of the same bright azure. And Captain Parry states, that the water on the Polar ice has the...
Strona 39 - A watch may be a very unnecessary appendage to the dress of a peasant ; yet if the peasant will till the ground in order to obtain a watch, the true design of trade is answered...
Strona 49 - ... standard of lineal measure was introduced by Henry I., who ordered that the ulna or ancient ell, which corresponds to the modern yard, should be made of the exact length of his own arm, and that the other measures of length should be raised upon it. This standard has been maintained without any sensible variation. In 1742, the Royal Society had a yard made, from a very careful comparison of the standard ells or yards of the reigns of Henry VII. and Elizabeth, kept at the Exchequer. In 1758 an...