Was Newton's DERIVED version of Kepler's third law the same as the version Kepler discovered by trial and error?
A) Yes.
B) No. Kepler included the effect of the planet's mass, whereas Newton did not.
C) No. Newton included the effect of the planet's mass, whereas Kepler did not.
D) No. Kepler's equation applied only to the inner planets, whereas Newton's applied to all the planets.

Question

Quizplus · Accepted Answer

Newton's version of Kepler's third law included the effect of the mass of the planets in addition to the mass of the sun, which was a significant advancement over Kepler's original formulation. Kepler's laws were empirical, based on observations, and did not account for the masses of the planets.

Was Newton's DERIVED Version of Kepler's Third Law the Same