Choose the law each sentence describes.

Question

Revolt · Accepted Answer

This law relates a planet’s orbital period and its average distance to the Sun.:

Kepler’s third law

The orbits of planets are ellipses with the Sun at one focus.:

Kepler’s first law

The speed of a planet varies, such that a planet sweeps out an equal area in equal time frames.:

Kepler’s second law

Lesson 7: Earth-Moon-Sun System