Even though K- and M-type stars are suitable for life, why might they not have many habitable planets around them?
A) because their habitable zones are very wide
B) because their habitable zones are very narrow
C) because their lifetimes are too short
D) because they contain too few heavy elements to form planets
Correct Answer:
Verified
Q21: Which of the following could be a
Q22: Multiple star systems in our galaxy
A) are
Q23: G-, K-, and M-type stars
A) do not
Q24: The center of mass of the solar
Q25: When a low mass star like our
Q27: B-type stars have lifetimes
A) long enough for
Q28: Brown dwarfs have
A) very narrow habitable zones
B)
Q29: O-type stars
A) have lifetimes long enough for
Q30: Life will most likely be able to
Q31: Which of the following types of stars
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