It is, therefore, not needful to seek for a first impulse for centrifugal force, for, according to the hypothesis of Kant and Laplace, it is, in the case of the planets, the residue of the original rotation of the central body, from which the planets have separated themselves as it contracted.
Horregatik ez daukagu lehen bulkadarik bilatu beharrik indar zentrifugoarentzat, baizik planetetan, Kant eta Laplaceren hipotesiaren arabera, gorputz zentralaren jatorrizko biraketaren hondar bat da, zeinatik haiek uzkurtzean bereizi baitziren.