What are comets made of?
A) mostly iron, rock, and hydrogen
B) mostly ice and frozen gases
C) mostly hydrogen and helium
D) mostly oxygen and uranium
E) None of these choices is correct.
Correct Answer:
Verified
Q55: The tail of a comet _.
A) points
Q56: Comet nuclei typically have an average density
Q57: Astronomers think that most comets come from
Q58: What is the Kuiper belt?
A) a prize
Q59: What is the Oort cloud?
A) gas around
Q61: Annual meteor showers such as the Perseids
Q62: What evidence supports the assumption that a
Q63: What evidence do we have that an
Q64: Why can a rather small meteorite make
Q65: Why do astronomers suspect 'Oumuamua is not
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents