The Philosophical Magazine and Journal: Comprehending Various Branches of Science, the Liberal and Fine Arts, Agriculture, Manufactures, and Commerce, المجلد 66Richard Taylor and Company, 1825 |
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طبعات أخرى - عرض جميع المقتطفات
عبارات ومصطلحات مألوفة
altitude ammonia angle animal appears arsenite atmosphere axis birds boiling carbon carbonic acid centre chlorine chrysolite Cloudy coal gas colour comet conductor considerable contained copper degree density described direction dissolved distance ditto earth effect equal equation experiments extremity feet fluid foliis formula function genus glass globules Guanaxuato heat height Herapath's hydrogen improvements inch insect investigation iron Javanese Journal latitude light lime liquid magnesia magnet manganese mass means memoir ments metallic mineral mines months motion muriatic muriatic acid nature nearly nitric acid observations obtained oil gas olivine oxide Phil Philosophical Magazine plate platina portion potash precipitate present pressure prism produced Professor proportion quantity remarkable resembling rotation silver solution species specific gravity specimens spectrum substance sulphuric acid supposed surface temperature thermometer thermoscope tion tube tungsten tungstic acid vapour yellow
مقاطع مشهورة
الصفحة 26 - Up springs the lark, Shrill-voiced, and loud, the messenger of morn; Ere yet the shadows fly, he mounted sings Amid the dawning clouds, and from their haunts Calls up the tuneful nations. Every copse Deep-tangled, tree irregular, and bush Bending with dewy moisture, o'er the heads Of the coy quiristers that lodge within, Are prodigal of harmony.
الصفحة 161 - Professor Silliman ; namely, that of using the compound blowpipe, which answered perfectly well. In the experiments with the blowpipe, the substances were placed upon platina foil, spread upon a lump of magnesia ; the size of the pieces subjected to its action was about half an inch in diameter and a quarter of an inch in thickness.
الصفحة 22 - That even to birds, and beasts, the tender arts Of pleasing teaches. Hence the glossy kind Try every winning way inventive love Can dictate, and in courtship to their mates Pour forth their little souls.
الصفحة 18 - Barrington was of opinion that " notes in birds are no more innate than language is in man, and depend entirely on the master under which they are bred, as far as their organs will enable them to imitate the sounds which they have frequent opportunities of hearing.
الصفحة 214 - Flora conspicua; a selection of the most ornamental flowering, hardy, exotic, and indigenous trees, shrubs, and herbaceous plants, for embellishing flower-gardens and pleasure-grounds.
الصفحة 26 - Superior heard, run through the sweetest length Of notes ; when listening Philomela deigns To let them joy, and purposes, in thought Elate, to make her night excel their day. The blackbird whistles from the thorny brake ; The mellow bullfinch answers from the grove...
الصفحة 96 - From these he deduced the following general law ; viz., that the deviation due to rotation in a dipping needle " will always be such, that the sides of the equator of such dipping needle will deviate in a direction contrary to the directions in which the edge of the plate moves, that edge of the plate nearest to either edge of the equator producing the greatest effect.
الصفحة 26 - Of notes ; when listening philomela deigns To let them joy, and purposes, in thought Elate, to make her night excel their day. The blackbird whistles from the thorny brake ; The mellow bullfinch answers from the grove ; Nor are the linnets, o'er the flowering furze ; Pour'd out profusely, silent : join'd to these Innumerous songsters, in the freshening shade Of new-sprung leaves, their modulations mix Mellifluous.
الصفحة 184 - Below 42°, it is a solid body, forming dendricical transparent crystals, and contracting much during its congelation. At 0° it appears as a white or transparent substance, brittle, pulverulent, and of the hardness nearly of loaf sugar. It evaporates entirely in the air.
الصفحة 99 - ... I am not aware of their actual date. They were not known in England, till M. Gay Lussac's visit to London at the time above stated. I am not aware of the precise nature of these experiments ; and shall, therefore, only endeavour to describe those which I have assisted Mr Barlow in making, and which he founded on the description he had received. They may, therefore, be considered as the experiments of M. Arago repeated, and varied as different circumstances occurred to suggest new ideas. The account...