Halley's Comet has an orbital period of 76 years.What is the average distance of Halley's Comet from the sun?
A) 51 AU
B) 18 AU
C) 114 AU
D) 660 AU
E) 38 AU

Question

Quizplus · Accepted Answer

The average distance of a comet from the sun can be estimated using Kepler's Third Law, which relates the orbital period to the semi-major axis of the orbit. For Halley's Comet, with a period of 76 years, the average distance is approximately 18 AU.

Halley's Comet Has an Orbital Period of 76 Years