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Books Bücher 1 - 10 von 180 in The squares of the periods of revolution of any two planets are proportional to the...
" The squares of the periods of revolution of any two planets are proportional to the cubes of their mean distances from the sun. "
The Mechanics' Magazine - Seite 274
1855
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American Practical Navigator, Band 1

1977
...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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An Introduction to Astronomy

John Bonnycastle - 1816 - 428 Seiten
...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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Mechanism of the Heavens

Mary Somerville - 1831 - 621 Seiten
...observation, that the squares of the periodic times of the planets, or the times of their revolutions round the sun, are proportional to the cubes of their mean distances from his centre : whence it follows, that the intensity of gravitation of all the bodies towards the sun...
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Elements of Astronomy: Descriptive and Physical ...

Hervey Wilbur - 1831 - 144 Seiten
...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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On the Connexion of the Physical Sciences

Mary Somerville - 1834 - 458 Seiten
...observation, that the squares of the periodic times of the planets, or the times of their revolutions round the sun, are proportional to the cubes of their mean distances from his centre : whence it follows that the intensity of gravitation of all the bodies towards the sun...
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Elements of Astronomy, Descriptive and Physical: In which the General ...

Hervey Wilbur - 1834 - 144 Seiten
...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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On the Connexion of the Physical Sciences

Mary Somerville - 1834 - 458 Seiten
...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...
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The Encyclopædia of Geography: Comprising a Complete Description of ..., Band 1

Hugh Murray - 1837
...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...
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An Elementary Treatise on Astronomy: In Four Parts. Containing a Systematic ...

William Augustus Norton - 1839 - 373 Seiten
...of which the sun occupies one of the foci. 3. The squares of the times of revolution of the planets are proportional to the cubes of their mean distances from the sun, or of the semi-major axes of their orbits. These laws are known by the denomination of Kepler's Laws....
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Pantology: Or, A Systematic Survey of Human Knowledge; Proposing a ...

Roswell Park - 1841 - 587 Seiten
...the sun, pass over equal areas in equal times; and 3. The squares of their times of annual revolution are proportional to the cubes of their mean distances from the sun. By the second law, the planets move slowest when farthest from the sun ; as the radius vector, being...
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