A Short History of Natural Science: And of the Progress of Discovery from the Time of the Greeks to the Present DayD. Appleton, 1893 - 509 sider |
Andre udgaver - Se alle
Almindelige termer og sætninger
acid Alhazen anatomy astronomers Astronomy atoms began bodies born botanist botany called carbonic acid caused CENTURY CONTINUED Charles Lyell chemical chemistry chemists colours comet Cuvier died discovered discoveries earth electric current England Erasistratus exactly experiments explained facts famous Faraday flower forms fossil Galileo gases Geber Geology glass globe gradually Greeks Halley's method heat Herschel Hipparchus Huyghens hydrogen insects Kepler kind Lamarck lines Linnæus living magnet Malpighi mercury metals molecules moon move round named naturalists nature needle Newton observations oxygen pass peculiar phlogiston piece plants and animals prism produced Professor proved Ptolemy Pythagoras remember rocks round the sun showed side sodium species spectrum St.-Hilaire stamens stars steam string substances telescope theory tion transit of Venus tricity tube turn understand vapour Vesalius vibrations waves weight whole wire young
Populære passager
Side 99 - ... that the squares of the periodic times of the planets are proportional to the cubes of their mean distances from the sun.
Side 123 - Our business was (precluding matters of Theology and state affairs) to discourse and consider of Philosophical Enquiries, and such as related thereunto : as physick, anatomy, geometry, astronomy, navigation, staticks, magneticks, chymicks, mechanicks, and natural experiments ; with the state of these studies, as then cultivated at home and abroad.
Side iii - A Short History of Natural Science and of the Progress of Discovery, From the Time of the Greeks to the Present Time.
Side 123 - Saturn, the spots in the sun, and its turning on its own axis, the inequalities and selenography of the moon, the several phases of Venus and Mercury, the improvement of telescopes, and grinding of glasses for that purpose, the weight of air, the possibility, or impossibility of vacuities, and nature's abhorrence thereof, the Torricellian experiment in quicksilver, the descent of heavy bodies, and the degrees of acceleration therein ; and divers other things of like nature.
Side 123 - Jupiter, the oval shape (as it then appeared) of Saturn, the spots in the sun, and its turning on its own axis, the inequalities and selenography of the Moon, the several phases of Venus and Mercury, the improvement of telescopes, and grinding...
Side 232 - The feeling of it to my lungs was not sensibly different from that of common air ; but I fancied that my breast felt peculiarly light and easy for some time afterwards. Who can tell but that, in time, this pure air may become a fashionable article in luxury Hitherto only two mice and myself have had the privilege of breathing it."* * Dr.
Side 170 - I do not know what I may appear to the world, but to myself I seem to have been only like a boy playing on the sea-shore, and diverting myself in now and then finding a smoother pebble or a prettier shell than ordinary, whilst the great ocean of truth lay all undiscovered before me.
Side 352 - It would be difficult to describe the surprise and astonishment expressed in the countenances of the bystanders on seeing so large a quantity of water heated, and actually made to boil, without any fire.
Side 52 - For we can give such figures to transparent bodies, and dispose them in such order with respect to the eye and the objects, that the rays shall be refracted and bent towards any place we please ; so that we shall see the object near at hand, or at a distance, under any angle we please. And thus from an incredible distance we may read the smallest letters, and may number the smallest particles of dust and sand, by reason of the greatness of the angle under which we may see them...
Side 121 - ... machine in 1672. He made a globe of sulphur which turned in a wooden frame, and by pressing a cloth against it with his hand as it went round he caused the sulphur to become charged with electricity. His apparatus was very rough, but it led to better ones being made; and some years later...