| Library - 1827 - 712 pages
...astronomers. This is as follows : 5. " The squares of the times of revolution in any two planets, vary in proportion to the cubes of their mean distances from the sun," — that is, if the square of the time of one be multiplied by the cube of the distance of another,... | |
| 1834 - 578 pages
...revolving round the sun arc elliptical ; their periodic times, or the times of their revolutions, arc in proportion to the cubes of their mean distances from the sun, and the forces by which they gravitate towards the sun are as the squares of those distances. The supposition... | |
| 1835 - 430 pages
...round the sun are elliptical ; the squares of their periodick times, or the times of their revolutions, are in proportion to the cubes of their mean distances from the sun, and the forces by which they gravitate towards the sun are inversely as the squares of those distances.... | |
| 1835 - 430 pages
...round the sun are elliptical; the squares of their periodick times, or the times of their revolutions, soP | |ą l r. % YV and the forces by •which they gravitate towards the sun are inversely as the squares of those distances.... | |
| Thomas Dick - Astronomy - 1838 - 426 pages
...the cube of the moon's distance : is to the cube of the sun's distance : : so is the square of the * For example ; if one planet were four times as distant...in a period eight times as long : for the cube of 4=64 is equal to the square of 8. Thus Mars is about four timea as remote from the sun as Mercury,... | |
| Thomas Dick - Astronomy - 1838 - 444 pages
...law, and yet revolve in 365 days, his distance ought to be only About 1,351,000 miles, whereas it * For example ; If one planet were four times as distant...in a period eight times as long ; for the cube of 4=64 ls equal to the aquare of 3. Thus Mars ia about four timea as remote from the aun as Mercury,... | |
| Education - 1854 - 886 pages
...radius vector describes equal areas in equal times. The squares of the periodic times of the planets are in proportion to the cubes of their mean distances from the sun." The notes of these three laws could be much more easily put upon the board than the figures, which... | |
| Thomas Young - Science - 1845 - 654 pages
...same astronomer also ascertained, that the squares of the times of revolution of the different planets are in proportion to the cubes of their mean distances...it would revolve in a period eight times as long, since the cube of 4 is equal to the square of 8 ; thus Mars is nearly four times as remote from the... | |
| Thomas Young - Science - 1845 - 660 pages
...same astronomer also ascertained, that the squares of the times of revolution of the different planets are in proportion to the cubes of their mean distances...another, it would revolve in a period eight times as lone, since the cube of 4 is equal to the square of 8; thus Mars is nearly four times as remote from... | |
| Thomas Dick - Astronomy - 1847 - 416 pages
...distance : so is the square of the * For example ; if one planet were four times as distant as Hnolher, it would revolve in a period eight times as long ; for the cube of 4=64 is equal to the square of 8. Thus Mars is about four times as remote from tho sun as Mercury,... | |
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