The nucleus of a comet is typically
A) located between the orbits of Mars and Jupiter.
B) a few hundred kilometers across, and bright, shiny white from its ices.
C) very durable, made of iron.
D) a few meters in diameter.
E) a few kilometers in size, and very low in density.

Question

Quizplus · Accepted Answer

Comet nuclei are relatively small, often only a few kilometers in diameter, and have very low density, making them quite different from the larger, denser bodies in the solar system. They are composed of ice, dust, and small rocky particles, which gives them a very low density.

The Nucleus of a Comet Is Typically