What is unusual about the surface of Haumea's moons?
A) It is solid rock.
B) It appears to be a mixture of rock and ice.
C) It is almost pure water ice.
D) It is almost perfectly round.

Question

Quizplus · Accepted Answer

Haumea's moons, Namaka and Hi'iaka, have surfaces that are almost pure water ice, which is unusual compared to many other moons in the Solar System that often have a mixture of rock and ice or are primarily rock.

What Is Unusual About the Surface of Haumea's Moons