Triton's source of internal heat is mostly associated with
A) tidal heat associated with its elliptical orbit around Neptune
B) tidal heat left over from it being captured into orbit around Neptune
C) radioactive decay
D) heat left over from its formation
Question 2
Pluto, Eris and Ceres are all examples of
A) Kuiper belt objects
B) dwarf planets
C) asteroids
D) planets