The British Cyclopaedia of the Arts, Sciences, History, Geography, Literature, Natural History, and Biography ...Charles Frederick Partington Wm. S. Orr and Company, 1838 |
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الصفحة v
... mercury . Seventy years afterwards this enquiry was resumed by the celebrated Guyton Morveau , who endeavoured to ground upon it the che- mical theory of elective attraction . The attempt however was fallacious , because the force ...
... mercury . Seventy years afterwards this enquiry was resumed by the celebrated Guyton Morveau , who endeavoured to ground upon it the che- mical theory of elective attraction . The attempt however was fallacious , because the force ...
الصفحة ix
... mercury contained in the cavity of its body , is made to descend a series of steps . Friar Bacon and Albertus Magnus both exercised their ingenuity in the construction of androides , which appeared so wonderful to the ignorant multitude ...
... mercury contained in the cavity of its body , is made to descend a series of steps . Friar Bacon and Albertus Magnus both exercised their ingenuity in the construction of androides , which appeared so wonderful to the ignorant multitude ...
الصفحة xxviii
... mercury . Upon withdrawing his finger , he had the satisfaction of seeing the column of mercury descend and settle at the height of between twenty - nine and thirty inches in the tube . He was still , however , not aware that the ...
... mercury . Upon withdrawing his finger , he had the satisfaction of seeing the column of mercury descend and settle at the height of between twenty - nine and thirty inches in the tube . He was still , however , not aware that the ...
الصفحة xxix
... mercury in the barometer ob- served at each of them . Newton , in his Principia , perfected Halley's theory , by showing that regard was to be paid to the diminution of gravity according as the distance from the surface of the earth ...
... mercury in the barometer ob- served at each of them . Newton , in his Principia , perfected Halley's theory , by showing that regard was to be paid to the diminution of gravity according as the distance from the surface of the earth ...
الصفحة xxx
... mercury enabled him to perceive the law that those corrections ought to follow , and the quantity in all cases which should be assigned to them . This remarkable discovery , by giving to the barometrical formulæ an unexpected accuracy ...
... mercury enabled him to perceive the law that those corrections ought to follow , and the quantity in all cases which should be assigned to them . This remarkable discovery , by giving to the barometrical formulæ an unexpected accuracy ...
عبارات ومصطلحات مألوفة
afterwards alkali ammonia ancient animal antimony appears arch architecture astronomy atmosphere atom axis barytes bismuth body boiling bones bridge called canal carbonic carbonic acid centre century chlorine chyle circle colour column combination common compound consists construction contains degree diameter distance divisor Doric order earth effect employed equal feet figure fluid force France glass Gothic architecture grains Greek heat hydrogen inches instrument invention iron kind labour lacteals length light lime matter means ment mercury metal miles motion mould muriatic muriatic acid nature navigation nitric acid observed obtained operation oxide oxygen pass pendulum piece planet plate portion potash pounds principal produced proportion purpose quantity render Roman sometimes specific gravity square stars stone style substance subtract sulphuric acid supposed surface telescope temperature term thoracic duct tion tube vessels vibrations weight wheels whole
مقاطع مشهورة
الصفحة 122 - The other shape, If shape it might be called that shape had none Distinguishable in member, joint or limb; Or substance might be called that shadow seemed; For each seemed either; black it stood as night, Fierce as ten furies, terrible as Hell, And shook a dreadful dart; what seemed his head The likeness of a kingly crown had on...
الصفحة 123 - The poetic genius of my country found me, as the prophetic bard Elijah did Elisha, at the plough, and threw her. inspiring mantle over me.
الصفحة 164 - He formed them; and that these primitive particles, being solids, are incomparably harder than any porous bodies compounded of them, even so very hard as never to wear or break in pieces...
الصفحة xliv - I tread upon. The other redeems it from all its insignificance ; for it tells me that in the leaves of every forest, and in the flowers of every garden, and in the waters of every rivulet, there are worlds teeming with life, and numberless as are the glories of the firmament.
الصفحة xliv - ... and that could we draw aside the mysterious curtain which shrouds it from our senses, we might there see a theatre of as many wonders as astronomy has unfolded, a universe within the compass of a point so small, as to elude all the powers of the microscope, but where the wonder-working God finds room for the exercise of all his attributes, where he can raise another mechanism of worlds, and fill and animate them all with the evidences of his glory.
الصفحة 88 - Naples, at the end of the 17th and beginning of the 18th centuries, the history of which, however, is obscure.
الصفحة 224 - ... the sides smooth previous to putting in the pipe. This chisel is attached to rods and to the handle, as before described, and in its descent the workmen continually walk round, by which the hole is made smooth and cylindrical.
الصفحة 225 - Brails is likewise a name given to all the ropes employed to haul up the bottoms, lower corners and skirts of the great sails in general. The operation of drawing them together is called brailmg them up, or hauling them up to the brails.
الصفحة 151 - I have seen double and treble nebulae variously arranged; large ones with small, seeming attendants ; narrow, but much extended lucid nebulae or bright dashes; some of the shape of a fan, resembling an electric brush issuing from a lucid point; others of the cometic shape, with a seeming nucleus in the centre, or like cloudy stars surrounded with a nebulous atmosphere. A different sort, again...