Voltaire
,
Elémens de la philosophie de Neuton : mis à la portée de tout le monde
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DE LA PHILOSOPHIE
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centre, puiſque ſans cette gravitation, il
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s’en éloigneroit en décrivant une tangente.
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<
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xml:id
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xml:space
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">Cette gravitation agira donc plus fortement
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ſur un mobile, qui tournera plus vîte autour
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de ce centre; </
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<
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xml:space
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">plus ce mobile ſera éloi-
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gné, plus il tournera lentement, car alors
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il peſera bien moins.</
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<
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xml:space
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">C’eſt par cette raiſon que la Terre, quoi-
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que 1170. </
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">fois plus petite que Jupiter, ne
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peſe pourtant ſur le Soleil que 8. </
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que Jupiter; </
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<
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">cela en raiſon directe des
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maſſes, & </
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">en raiſon inverſe des quarrés des
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diſtances de ces Planetes au Soleil.</
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<
s
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xml:space
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">Voilà donc cette loi de la gravitation en
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tulation
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des
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preuves
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de la
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gravita-
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tion.</
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raiſon du quarré des diſtances, démontrée</
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. </
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<
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xml:space
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">Par l’Orbite que décrit la Lune, & </
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par ſon éloignement de la Terre, ſon cen-
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tre:</
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. </
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<
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">Par le chemin de chaque Planete au-
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tour du Soleil dans une Ellipſe;</
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. </
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<
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xml:space
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des révolutions de toutes les Planetes au-
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tour de leur centre commun.</
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