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" The squares of the periodic times of the planets are proportional to the cubes of their mean distances from the Sun. "
Geography Generalized; Or, An Introduction to the Study of Geography on the ... - Página 209
por Robert Sullivan - 1883
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New American Practical Navigator, Volumen1

1977 - 1412 páginas
...sweeps over equal areas in equal intervals of time. 3. The squares of the sidereal periods of any two planets are proportional to the cubes of their mean distances from the sun. In 1687 Isaac Newton stated three "laws of motion," which he believed were applicable to the planets....
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The Intellectual repository for the New Church. (July/Sept. 1817 ...

New Church gen. confer - 1855 - 590 páginas
...present planetary orbits ; and he gives a formula which brings out the same results as Kepler's law, that the squares of the periodic times of the planets are proportional to the cubes of their respective distances, There is also another motion which he points out, which is at present not seen....
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An Introduction to Astronomy ...

John Bonnycastle - 1816 - 490 páginas
...that the squares of the times in which any two planets complete their revolutions in their orbits, are proportional to the cubes of their mean distances from the sun. To illustrate this rule by an example : Venus, for instance, revolves round the sun in 224 days, and...
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Encyclopaedia Britannica; Or A Dictionary of Arts, Sciences, and ..., Volumen3

1823 - 894 páginas
...relation existed between them. After many attempts continued for 17 years, he at last discovered that the squares of the periodic times of the planets are proportional to the cubes of the greater axis of their orbits. CHAP. IV. Of the Orbit j of the Comets. OF all the celestial bodies,...
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Mechanism of the Heavens

Mary Somerville - 1831 - 710 páginas
...orbits of the planets and comets are conic sections, having the sun in one of their foci. iii. That the squares of the periodic times of the planets are...to the cubes of their mean distances from the sun. 310. It has been shown, that if the law of the force which acts on a moving body be known, the curve...
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Elements of Astronomy: Descriptive and Physical ...

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,...
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The Connection of the Physical Sciences

Mary Somerville - 1834 - 390 páginas
...of the planets and comets are conic sections, having the sun in one of their foci ; and third, that the squares of the periodic times of the planets are...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...
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On the Connexion of the Physical Sciences

Mary Somerville - 1834 - 666 páginas
...of the planets and comets are conic sections, having the sun in one of their foci ; and third, that the squares of the periodic times of the planets are...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...
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Elements of Astronomy, Descriptive and Physical: In which the General ...

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,...
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Transactions of the ... Annual Meeting of the Western Literary ..., Volumen6

Western Literary Institute and College of Professional Teachers - 1837 - 286 páginas
...thought conveyed by it, any more than it would lead him to the knowledge of the Keplerian law, that the squares of the periodic times of the planets are...proportional to the cubes of their mean distances from the sun's centre! ' These are subsequent efforts. A child of four years of age can say, "God exists," but...
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