 | John Aikin - 1807 - Страниц: 684
...exact as to mention the precise day when he found, " that the squares of the periodic times were always in the same proportion as the cubes of their mean distances from the sun." When Kepler saw, according to better observations, that his disposition of the five regular solids... | |
 | Thomas Kerigan - 1828 - Страниц: 776
...mean Distance of a Planet from the Sun. RULE. squares of their periodical times will be to each other in the same proportion as the cub.es of their mean distances from the central body ; and hence the following rule : — As the square of the earth's periodical or annual... | |
 | sir John Frederick W. Herschel (1st bart.) - 1833 - Страниц: 500
...following proposition : — " The squares of the periodic times of any two planets are to each other, in the same proportion as the cubes of their mean distances from the sun." Take, for example, the earth and Mars*, whose periods are in the proportion of 3652564 to 6869796,... | |
 | Sir John Frederick William Herschel - 1833 - Страниц: 444
...following proposition: — " The squares of the periodic times of any two planets are to each other, in the same proportion as the cubes of their mean distances from the sun." Take, for example, the earth and Mars*, whose periods are in the proportion of 3652564 to 6869796,... | |
 | Thomas Kerigan - 1838 - Страниц: 804
...body as their common centre of motion, the squares of their periodical times will be to each other in the same proportion as the cubes of their mean distances from the central body ; and hence the following rule : — As the square of the earth's periodical or annual... | |
 | Samuel Lytler Metcalfe - 1843 - Страниц: 490
...iii. Sect. 7.) strated that " the squares of the periodic times of any two planets are to each other, in the same proportion as the cubes of their mean distances from the sun, — a law which has been found equally true of satellites and their primaries, — if we except the... | |
 | 1848 - Страниц: 572
...out, when he discovered that " the squares of the periodic times of any two planets are to each other, in the same proportion as the cubes of their mean distances from the sun," nor do we — but we need not go on exposing our ignorance) — we believe, we say, that the moon.... | |
 | Thomas Campbell, Samuel Carter Hall, Edward Bulwer Lytton Baron Lytton, Theodore Edward Hook, Thomas Hood, William Harrison Ainsworth, William Ainsworth - 1848 - Страниц: 616
...out, when he discovered that " the squares of the periodic times of any two planets are to each other, in the same proportion as the cubes of their mean distances from the sun," nor do we — but we need not go on exposing our ignorance) — we believe, we say, that the moon has... | |
 | John Frederick William Herschel - 1849 - Страниц: 672
...following proposition:—" The squares of the periodic times of any two planets are to each other, in the same proportion as the cubes of their mean distances from the sun." Take, for example, the Earth and Mars,* whose periods are in the proportion of 3G52564 * The expression... | |
 | Hugo Reid - 1850 - Страниц: 156
...ELLIPSES, having the sun in one of the foci. 3. The squares of the periodic times of the planets are in the same proportion as the cubes of their mean distances from the sun. _ 497. The radius vector of a planet is an imaginary straight line from the sun to the planet, supposed... | |
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The squares of the times of revolution of any two planets are to each other, in the same proportion as the cubes of their mean distances from the sun. 
