What Is the Difference Between an Apollo Asteroid and an Amor

question 85

Multiple Choice

What is the difference between an Apollo asteroid and an Amor asteroid?

• A) Apollo asteroids cross the orbit of Earth, whereas Amor asteroids cross the orbit of Mars but not Earth's orbit.
• B) Apollo asteroids orbit entirely inside Earth's orbit and therefore do not cross it, whereas Amor asteroids cross Earth's orbit and therefore might hit Earth.
• C) Apollo asteroids pass near terrestrial planets, whereas Amor asteroids remain in the same orbit as Jupiter.
• D) Apollo asteroids approach the orbit of Mercury, whereas Amor asteroids pass only within the orbit of Earth.