22,750 views
39 votes
39 votes
How would the speed of a planet be different if it's orbit were a circle instead of an ellipse

User Dmanargias
by
2.4k points

1 Answer

15 votes
15 votes
When a planet has an elliptical orbit its speed varies throughout its orbital period. If it had a circular orbit then its speed would remain constant throughout.
User Ddg
by
2.9k points