Multiple Choice
The nuclei of a comet is mostly:
A) solid ice
B) solid rock
C) liquid water
D) a porous mix of ice and dust
E) frozen carbon dioxide
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q63: Most asteroids are located between the orbits
Q72: The minimum size of a meteoroid that
Q73: A comet having an orbit of 50
Q75: When a comet comes close to the
Q78: The mass of Pluto is approximately 100
Q79: Comets have highly eccentric orbits, with eccentricities
Q80: Astronomers can use the speed and direction
Q81: Until spacecraft flew by asteroids, scientists did
Q88: With a semimajor axis of 18 AU,
Q99: Do icy cometary nuclei melt and move