 | Thomas Curtis - 1829 - 852 páginas
...sector S Pp by the time, t, and the sector varies as *Ja ; therefore Q varies as i^/07 253. Again, the squares of the periodic times are proportional to the cubes of the transverse axes. For let 6 be the less, </ the greater axis, and a the parameter ; then by conies... | |
 | Mary Somerville - 1831 - 720 páginas
...Kepler gives whence (85) But, by Kepler's third law, the. squares of the periodic times of the planets are proportional to the cubes of their mean distances from the sun ; therefore T' = *" a\ k being the same for all the planets. Hence c == but 2a (1 — e*) is 2SV, the... | |
 | Hervey Wilbur - 1831 - 170 páginas
...the squares of the periods, in which any two pla* nets complete their revolutions in their orbits, are proportional to. the cubes of their mean distances from the Sun. \ This proportion requires illustration. Let the period of tha Earth's revolution, be called 12 months,... | |
 | Hervey Wilbur - 1834 - 172 páginas
...that the squares of the periods, in which any two planets complete their revolutions in their orbits, are proportional to the cubes of their mean distances from the Sun. This proportion requires illustration. Let the period of the Earth's revolution, be called 12 months,... | |
 | Sir George Biddell Airy - 1834 - 252 páginas
...ellipses ; that the radius vector in each orbit passes over areas proportional to the times, and that the squares of the periodic times are proportional to the cubes of the mean distances, are commonly called Kepler's laws. They were discovered by Kepler from observation,... | |
 | Mary Somerville - 1834 - 484 páginas
...having the sun in one of their foci ; and third, that the squares of the periodic times of the planets are proportional to the cubes of their mean distances from the sun. These laws extend also to the satellites. Latent heat. Caloric existing in all bodies, which is not... | |
 | Mary Somerville - 1834 - 390 páginas
...having the sun in one of their foci ; and third, that the squares of the periodic times of the planets are proportional to the cubes of their mean distances from the sun. These laws extend also to the satellites. Latent heat. Caloric existing in all bodies, which is not... | |
 | Hugh Murray - 1837 - 612 páginas
...From Kepler's third law, we know that the squares of the periodical times of any two of the planets are proportional to the cubes of their mean distances from the sun. This law is independent of the eccentricities of the orbits; and the same relation would subsist between... | |
 | 1839 - 518 páginas
...constitute two of the three celebrated truths known by the name of Kepler's laws. The third, viz. that the squares of the periodic times are proportional to the cubes of the mean distances from the sun, was not discovered till twelve pears after, although, before the publication... | |
 | Society for the diffusion of useful knowledge - 1839 - 524 páginas
...constitute two of the three celebrated truths known by the name of Kepler's laws. The third, viz. that the squares of the periodic times are proportional to the cubes of the mean distances from the sun, was not discovered till twelve years after, although, before the publication... | |
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The squares of the periods of revolution of any two planets are proportional to the cubes of their mean distances from the sun. 
