Systematic Education: Or Elementary Instruction in the Various Departments of Literature and Science; with Practical Rules for Studying Each Branch of Useful Knowledge, Τόμος 2Longman, Hurst, Rees, Orme, and Brown, 1815 |
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Σελίδα 4
... common mechanics , and to the complete un- derstanding of the mechanical actions of bodies . Sir Isaac Newton lived to a great age , and had , says Fontenelle , " the singular happiness of obtaining , during life , all the credit and ...
... common mechanics , and to the complete un- derstanding of the mechanical actions of bodies . Sir Isaac Newton lived to a great age , and had , says Fontenelle , " the singular happiness of obtaining , during life , all the credit and ...
Σελίδα 12
... rolling up heavy bodies , as casks , wheel - barrows , & c . and to it may be reduced hatchets , chissels , and other edged tools , that are chamferred off on one side only , A wedge , in the common form , is made 12 NATURAL PHILOSOPHY .
... rolling up heavy bodies , as casks , wheel - barrows , & c . and to it may be reduced hatchets , chissels , and other edged tools , that are chamferred off on one side only , A wedge , in the common form , is made 12 NATURAL PHILOSOPHY .
Σελίδα 13
... common form , is made up of two inclined planes , joined together at their bases , and the thickness of these planes makes the back of the wedge , to which the power of the hammer or mallet is applied in cleaving of wood : now there ...
... common form , is made up of two inclined planes , joined together at their bases , and the thickness of these planes makes the back of the wedge , to which the power of the hammer or mallet is applied in cleaving of wood : now there ...
Σελίδα 15
... common Geometry . And in a single instance his knowledge is required to extend to the doctrine of Fluxions . An appendix to the volume contains a demonstration of the Theorems of M. Huygens on the central forces . The title to the Latin ...
... common Geometry . And in a single instance his knowledge is required to extend to the doctrine of Fluxions . An appendix to the volume contains a demonstration of the Theorems of M. Huygens on the central forces . The title to the Latin ...
Σελίδα 20
... common use till the introduction of Smeaton's pump . About this period the Marquis of Worcester invented a steam - engine ; at least he threw out the hint by which others have been able to construct the machine , though it should seem ...
... common use till the introduction of Smeaton's pump . About this period the Marquis of Worcester invented a steam - engine ; at least he threw out the hint by which others have been able to construct the machine , though it should seem ...
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acid Adam Smith affections agriculture alkalies ammonia Amphibia animals appear association attention become benevolence body bones called capital circumstances colour commerce common complex connected connexion consequences consists convex lens degree denominated derived direction dispositions earth ecliptic electricity employed excite exercise external feelings fluid genus glass habit happiness Hence human important increase individual influence instance kind labour laws manufactures means mental mental philosophy mind moon moral motion motive muscles nations Natural Philosophy nature nitric acid object obligation observed operations oxydes oxygen pains persons Philosophy planets pleasures population potash principles produce properties proportion proposition quadrupeds rays readers referred regard respect retina rule of duty sensation sense sensible shew simple ideas Sophisms species specific gravity substances sulphuric acid supposed surface syllogism term thought tion truth tube understanding vessel virtue wealth Wealth of Nations whole words writers
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Σελίδα 441 - THE annual labour of every nation is the fund which originally supplies it with all the necessaries and conveniences of life which it annually consumes, and which consist always either in the immediate produce of that labour, or in what is purchased with that produce from other nations.
Σελίδα 354 - the doing good to mankind, in obedience to the will of God, and for the sake of everlasting happiness.
Σελίδα 478 - It is in this manner that money has become in all civilized nations the universal instrument of commerce, by the intervention of which goods of all kinds are bought and sold, or exchanged for one another.
Σελίδα 97 - When any substance was introduced into this arch, it instantly became ignited ; platina melted as readily in it as wax in the flame of a common candle ; quartz, the sapphire, magnesia, lime, all entered into fusion...
Σελίδα 492 - Taking the whole earth, instead of this island, emigration would, of course, be excluded; and, supposing the present population equal to a thousand millions, the human species would increase as the numbers 1, 2, 4, 8, 16, 32, 64, 128, 256, and subsistence as 1, 2, 3, 4, 5, 6, 7, 8, 9. In two centuries the population would be to the means of subsistence as 256 to 9; in three centuries as 4096 to 13, and in two thousand years the difference would be almost incalculable.
Σελίδα 321 - MORAL Philosophy, Morality, Ethics, Casuistry, Natural Law, mean all the same thing ; namely, that science which teaches men their duty and the reasons of it.
Σελίδα 113 - Aries the Ram, Taurus the Bull, Gemini the Twins, Cancer the Crab, Leo the Lion, Virgo the Virgin, Libra the Balance, Scorpio the Scorpion, Sagittarius the Archer, Capricornus the Goat, Aquarius the Waterbearer, and Pisces the Fishes...
Σελίδα 495 - I should propose a regulation to be made, declaring that no child born from any marriage taking place after the expiration of a year from the date of the law, and no illegitimate child born two years from the same date, should ever be entitled to parish assistance.
Σελίδα 489 - It is in this manner that the demand for men, like that for any other commodity, necessarily regulates the production of men, quickens it when it goes on too slowly, and stops it when it advances too fast.
Σελίδα 475 - Labour was the first price, the original purchase-money that was paid for all things. It was not by gold or by silver, but by labour, that all the wealth of the world was originally purchased ; and its value, to those who possess it, and who want to exchange it for some new productions, is precisely equal to the quantity of labour which it can enable them to purchase or command.