Lectures in Experimental PhilosophyS. Austen in Newgate-Street, for whom the remaining volumes will be printed if this meets with proper encouragement, 1748 - 278 pagina's |
Veelvoorkomende woorden en zinsdelen
againſt alfo alſo Angle apparent Magnitude Aqua Fortis Arch Ball F becauſe Body ftruck Cafe Caufe Cauſe compofed compreffed Confequence confider defcribe Degrees of Velocity diminiſhed Direction Divifibility eafily Effect Elafticity elſe equal Experiment faid fame thing fecond feems fenfible feparate ferved fhall fhew fhould Figure fimple fince firft firſt Fluid fmall fome Force Friction ftill ftriking Body fucceffively fuch fuffer fufficient fuppofe fupported greater greateſt Impreffion increaſe Inftant itſelf laft leaft leaſt lefs Liquor lofe Maffes Mafs Maſs Matter meaſured Medium moft moſt moving Body muft muſt Nature neceffary Number obferve Obftacle oblique Opticks Ounces ourſelves paffes pafs Particles paſs perceive Percuffion Philofophers Plain prefent Preffure Propofition Quantity of Motion Reaſon Refiftance Refpect Refraction Reft reprefented repreſented Reſiſtance Senfations Senfes ſeparate ſhall Shock Skrews ſmall ſpeak Surface thefe themſelves theſe thofe thoſe tion touch Uſe Veffel Water Weight
Populaire passages
Pagina 53 - But when the Neck is fo narrow, that there is not room for a free Paflage at the fame time, for two Matters that run contrary Ways ; that is, for the Liquor to go in> and for the Air to go out ; it muft be brought about fucceflively.
Pagina xvi - In matten of Natural Philosophy we must not pay an absolute submission to even the greatest authority ; much less ought we to be slaves to our own prejudices, but to embrace the truth wherever we find it, and not affect to be Newtonians at Paris, or Cartesians at London."— ¿M6W Hallet.
Pagina 165 - Birds are obliged from Time to Time, to regain that Height by a Flight in the common way, which they have infenfibly loft, and...
Pagina 70 - Egg will not go out again as long as it is retained by the Preflure of the Atmofphere. But when this...
Pagina 112 - ... after extolling the sense of touch as superior to all the other senses, and as deserving to be considered the genus under which the others should be included as subordinate species, makes this remark — " Besides, it has " this advantage over them, to be at the same " time both active and passive : for it not only " puts it in our power to judge of what makes an " impression upon us, but likewise of what
Pagina xxiii - Specimens of it may be feen in .the Memoirs of the Academy of Sciences for the Years 1740 and 1741, where J have only omitted what chiefly concerns the Workman.
Pagina 270 - Spring, which a<5ts one way againft the Body of the Rocket, and the other way againft a Volume of Air, which does n&t yield fo faft as it.is impelled.
Pagina 208 - Excentric impact is when the directions of the motion, of the centers of gravity of the bodies in collision make an, angle with one another. Direct impact is when the direction of the moving body is perpendicular to the surface on which it impinges. Oblique impact is when the direction of the moving body makes some angle otb<jr than a right one with the surface on which it impinges.
Pagina 173 - Kind, which very confiderably refifts the Motion of the Carriage. It is not fo when every Wheel turns in the ufual Manner about it's Axis ; for then it cxpofes it's different Parts to the Plain it is to run over.
Pagina xvi - I take nothing upon their bare Word, except what I find to be confirmed by Experience.