| Robert Potts - 1855
...terms of the series l r + 2 r + &c., Cr -I » w r + 1 — = : , when n is indefinitely increased. 17. **The squares of the periodic times of the planets vary as the cubes of their** distances from the Sun. The periodic time of Neptune : the periodic time of the earth :: 164.5 : 1.... | |
| Richard Anthony Proctor - 1865 - 252 páginas
...appears to be true for every such pair, and thus the third law of Kepler is established; viz., that, 3. **The squares of the periodic times of the planets vary as the cubes of their mean distances.*** Such are the laws of Kepler—laws purely empirical as presented by him, but destined to prepare the... | |
| Richard Anthony Proctor - 1865
...appears to be true for every such pair, and thus the third law of Kepler is established ; viz., that, 3. **The squares of the periodic times of the planets vary as the cubes of their mean distances.*** Such are the laws of Kepler — laws purely empirical as presented by him, but destined to prepare... | |
| Charles Alfred Jones, Charles Hartwell Horne Cheyne - 1867 - 164 páginas
...2— 4#— 4¿»2 its greatest possible value. 4. The squares of the times of revolution of different **planets vary as the cubes of their mean distances from the sun;** compare the mean distances of two planets, whose times of revolution are respectively P and^>. 6. Out... | |
| Royal Historical Society (Great Britain) - 1878
...is situated. 2. The line drawn from the sun to a planet sweeps over equal areas in equal times. 3. **The squares of the periodic times of the planets vary as the cubes of their mean distances.** In 1609 the telescope was invented by Jansen, a Dutchman, and Galileo constructed for himself an extremely... | |
| Richard Anthony Proctor - 1882 - 211 páginas
...appears to be true for every such pair, and thus the third law of Kepler is established ; viz., that, 3. **The squares of the periodic times of the planets vary as the cubes of their mean** distances.2 Such are the laws of Kepler — laws purely empirical as presented by him, but destined... | |
| Science - 1883
...calculations, before he recognised the truth of the law. It may be thus expressed : — Kepler's Third Law. — **The squares of the periodic times of the planets vary as the cubes of their mean distances.*** These three are the laws according to which the planets, including our own earth, actually move around... | |
| Edward John Hamilton - 1883 - 720 páginas
...path of every planet is an ellipse, and that the squares of the times of revolution of the different **planets vary as the cubes of their mean distances from the sun.** Newton conjectured that a force directed towards the center of the sun, and varying inversely as the... | |
| Edward John Hamilton - 1886 - 416 páginas
...path of every planet is an ellipse, and that the squares of the times of revolution of the different **planets vary as the cubes of their mean distances from the sun.** Newton conjectured that a force directed towards the centre of the sun, and varying inversely as the... | |
| International Correspondence Schools - 1899
...planet sweeps over equal areas in equal times. Ill. The squares of the periodie times of the several **planets vary as the cubes of their mean distances from the sun.** 92. In order that the student may fully understand the meaning and importance of these laws, we shall... | |
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