An Easy Introduction to the Arts and Sciences:: Being a Short, But Comprehensive System of Useful and Polite Learning. Divided Into Lessons : Illustrated with Cuts, and Adapted to the Use of Schools and AcademiesS. Crowder, Paternoster-Row., 1795 - Всего страниц: 251 |
Результаты поиска по книге
Результаты 1 – 5 из 10
Стр. 9
... column of air , reaching from the furface of the earth to the top of the atmo- fphere , is equal to that of a column of water , of the fame diameter , 33 feet high ; for fo high , and no higher , will water rife in a pump , by the pref ...
... column of air , reaching from the furface of the earth to the top of the atmo- fphere , is equal to that of a column of water , of the fame diameter , 33 feet high ; for fo high , and no higher , will water rife in a pump , by the pref ...
Стр. 10
... column of mercury in the barometer , from the fame principle , does not rife higher , on a me- dium , than 29 inches and a half , its specific gravity to that of water being nearly as 14 to 1 . 2. What is the compofition of meteors ? A ...
... column of mercury in the barometer , from the fame principle , does not rife higher , on a me- dium , than 29 inches and a half , its specific gravity to that of water being nearly as 14 to 1 . 2. What is the compofition of meteors ? A ...
Стр. 24
... columns of black fmoke , mixed with liquid in- flamed matter ; and afterwards more mouths were opened . Explosions , louder than thunder , with fharp reports , as from the heaviest artillery , pro- ceeded from all of them . The lava ...
... columns of black fmoke , mixed with liquid in- flamed matter ; and afterwards more mouths were opened . Explosions , louder than thunder , with fharp reports , as from the heaviest artillery , pro- ceeded from all of them . The lava ...
Стр. 206
... column of mercury is equal in weight to a column of air ( of an equal base ) , which rifes from the fame level as the mercury at the bottom of the barometer , to the uppermost part of the atmosphere . Moreover , fince mercury is about ...
... column of mercury is equal in weight to a column of air ( of an equal base ) , which rifes from the fame level as the mercury at the bottom of the barometer , to the uppermost part of the atmosphere . Moreover , fince mercury is about ...
Стр. 207
... column of water of 32 or 33 folid feet . Now a cubic foot of water weighs about 63 pounds ; and hence it follows , that the weight of air on every superficial square foot is above 2000 pounds . 2. May not many curious inferences be ...
... column of water of 32 or 33 folid feet . Now a cubic foot of water weighs about 63 pounds ; and hence it follows , that the weight of air on every superficial square foot is above 2000 pounds . 2. May not many curious inferences be ...
Другие издания - Просмотреть все
An Easy Introduction to the Arts and Sciences:: Being a Short, But ... Richard Turner Полный просмотр - 1792 |
An Easy Introduction to the Arts and Science: Being a Short, But ... Richard Turner Полный просмотр - 1812 |
Часто встречающиеся слова и выражения
Afia againſt alfo almoſt animals appear atmoſphere Aurora Borealis becauſe body called cauſe Ceres clouds colour confiderable confifts diftinguiſhed diſcovered diſtance diurnal motion eafily earth electricity empire England Engliſh faid fame fcience fecond feen feet feven fhew fhould fide filk fire firft firſt fiſh fituation fize fmall folid fome fometimes foon fouth ftate ftill ftone fubject fuch fulphur fummer fuppofed furface fyphon goddeſs gold greateſt Greek hiftory higheſt himſelf iſlands itſelf Jupiter kind king laft leaſt lefs LESSON LESSON light meaſure miles moft moon moſt motion muſt neceffary obferved occafioned Pelias perfon Phyfics pleaſe Pluto Portugal preffure preſent purpoſes raiſed reaſon repreſented rife rivers round Ruffia Saturn ſay ſeveral ſhe ſmall ſome ſpace Spain ſtars ſtate Tartarus thefe themſelves theſe thofe thoſe thunder tides underſtand uſed vapours weft weight whofe whoſe wind word
Популярные отрывки
Стр. 46 - As may with sweetness, through mine ear, Dissolve me into ecstasies, And bring all Heaven before mine eyes. And may at last my weary age Find out the peaceful hermitage, The hairy gown and mossy cell, Where I may sit and rightly spell Of every star that heaven doth shew, And every herb that sips the dew, Till old experience do attain To something like prophetic strain.
Стр. 46 - The scourge and ruin of my realm and race : Suppliant my children's murderer to implore, And kiss those hands yet reeking with their gore '.' These words soft pity in the chief inspire, Touch'd with the dear remembrance of his sire.
Стр. 221 - ... the weight of a column of water 33 feet high is equal to the weight of as thick a column of air, reaching from the furface of the earth to the top of the atmofphere...
Стр. 210 - Set a lighted candle upon the pump, and cover it with a tall receiver. If the receiver holds a gallon, the candle will burn a minute ; and, then, after having gradually decayed from the first...
Стр. 5 - A taste of every sort of knowledge is necessary to form the mind, and is the only way to give the understanding its due improvement to the full extent of its capacity.
Стр. 145 - It is near six inches in length from the tip of the bill to the end of the tail, the former being about half an inch, and the latter two inches and a half.
Стр. 241 - Franklin, astonishing as it must have appeared, contrived actually to bring lightning from the heavens, by means of an electrical kite, which he raised when a storm of thunder was perceived to be coming on. This kite had a pointed wire fixed upon it, by which it drew the lightning from the clouds. This lightning...
Стр. 85 - Many of these running down by the valleys between the ridges of the hills, and coming to unite, form little rivulets or brooks; many of...
Стр. 212 - ... the air. An artificial earthquake may be made thus. Take 10 or 15 pounds of fulphur, and as much of the filings of iron, and knead them with common water into the...
Стр. 114 - The soft murmurs of the waters are the sighs of the Naiads. A god impels the winds. A god pours out the rivers. Grapes are the gift of Bacchus. Ceres presides over the harvest.