Catherine is preparing a realistic model of the Solar System. To show the orbital path of the planets, she gathers rings of different shapes. What shape should she use for the earth's orbit?

Question

A) Ellipse
B) Hexagon
C) Circle
D) Hyberbola

Answer 1

all the planets have elliptical orbits
... with varying amounts of eccentricity (elliptical-ness)

the eccentricity of the Earth's orbit is very low
... the orbit is very close to circular