Achievements of Kepler include proving that
A) orbits of planets are elliptical.
B) planets circle around the sun.
C) planets move at different speeds.
D) there is a mathematical relationship between the time it takes a planet to complete its orbit of the sun and its average distance from the sun.
E) Each of these was proven by Kepler.

Question

Quizplus · Accepted Answer

Kepler proved all of these accomplishments during his study and observations of the motion of planets.

Achievements of Kepler Include Proving That