Peterson's Familiar Science, Or, The Scientific Explanation of Common ThingsSower, Barnes & Potts, 1851 - 591 ページ |
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absorb alkali ammonia animal ascends atmosphere attraction bad conductor becomes blow blue body boiling bottle burn called caloric candle carbonic acid gas cause centre charcoal chlorine clouds coal cold air colder color combustion compound condensed conductor of heat consequence contains convex convex lens cool copper cork cornea crystals dissolved earth electricity escape expands fermentation fire flame fluid freeze fuel gases glass hard water hydrogen hydrogen gas inch iron latent heat lime liquid magnet melted mercury metal mixed moisture nitric acid nitrogen oxide oxygen particles pass phosphorescence phosphorus piece potash prevent produce quantity radiation rain rapidly rays of light red-hot reflected refracted retina rise salt silver sliders smoke snow soda solid solution steam substance sugar sulphuric acid surface temperature tube vapor vegetable vessel warm warmer weather wind wire wood yellow zinc
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76 ページ - It is a cylinder of glass, about half an inch in length, and a quarter of an inch in diameter, and is generally mounted in white metal, silver, or gold.
294 ページ - He answered and said unto them, When it is evening, ye say, It will be fair weather: for the sky is red. 3 And in the morning, It will be foul weather to-day: for the sky is red and lowering.
122 ページ - ... the sum of the addition, the remainder of the subtraction, the product of the multiplication, and the quotient of the division be all equal...
55 ページ - Or hear'st thou rather pure Ethereal Stream, Whose fountain who shall tell? Before the Sun, Before the Heavens, thou wert, and at the voice Of God, as with a mantle didst invest 10 The rising World of waters dark and deep, Won from the void and formless Infinite...
147 ページ - What is CARBONIC ACID GAS ? A. A gas formed by the union of carbon and oxygen : It used to be called
62 ページ - CONDUCTOR ? A. If the heat and cold could penetrate the earth (as freely as the heat of a fire penetrates iron), the springs would be dried up in summer, and frozen in winter; and all vegetation would perish, Q.
265 ページ - What is the DIFFERENCE between a THERMOMETER and a BAROMETER ? A. In a, THERMOMETER the mercury is sealed up from the air; and rises or falls, as the varying- temperature of the air expands or contracts it : but In a BAROMETER the mercury is left exposed (or open) to the air ;* and rises or falls, as the varying1 weight of the air presses upon the open column.
362 ページ - Because the cornea is too flat, and the image of near objects is not completely formed when their rays reach the retina; in consequence of which, the image is imperfect and confused. Fig.
84 ページ - If you WET your FINGER in your mouth, and hold it up in the air, why does it FEEL COLD ? A. Because the saliva quickly evaporates ; and (as it evaporates) absorbs heat from" the finger, making it feel cold.
114 ページ - George, who is some years older, that he can find out the difference in their ages ; he therefore deducts in his mind 22 from 99, and the difference, 77, he tells George to add to his own age ; to take away the first figure from the sum so obtained, and to add it to the last figure ; the last amount gained being the difference between their respective ages. Thus, the difference between John's age and 99, is 77 To which George adding his age . . 35 produces a total of . .112 From which if we take...