Kirkwood Gaps in the Asteroid Belt Occur at Distances Where

question 1

Multiple Choice

Kirkwood gaps in the asteroid belt occur at distances where

• A)the orbit would take the asteroid beyond the "frost line" in the solar system.
• B)the period of an orbiting asteroid would be the same as Jupiter's orbital period.
• C)the density of asteroids is high enough for a large collision to pulverize a number of asteroids.
• D)the period of an orbiting asteroid would be the same as Mars's orbital period.
• E)the period of an orbiting asteroid would be a simple fraction (like 1/3 or 1/4)of Jupiter's orbital period.