Where are most of the known asteroids found?
A) between the orbits of Mars and Jupiter
B) in the Kuiper belt
C) in the Oort cloud
D) between the orbits of the jovian planets
E) between the orbits of the terrestrial planets
Question 2
All the following statements are true. Which one is most important in explaining the tremendous tidal heating that occurs on Io?
A) Io is the closest to Jupiter of Jupiter's large moons.
B) Io orbits Jupiter on an elliptical orbit, due to orbital resonances with other satellites.
C) Io exhibits synchronous rotation, meaning that its rotation period and orbital period are the same.
D) Io orbits Jupiter in the Io torus, and therefore has a surface that is bombarded by many charged particles.