Which of the following clusters is the youngest?
A) Its least massive stars are just arriving on the main sequence
B) Its most massive stars are just arriving on the main sequence
C) Its least massive stars are just leaving the main sequence
D) Its most massive stars are just leaving the main sequence
Correct Answer:
Verified
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Q7: The core of a proto-star remains relatively
Q8: According to nebular theories,the planets formed from
Q9: The contraction of a gaseous cloud out
Q10: The H-R diagram of a cluster shows
Q12: If nebular theories of the origin of
Q13: What process is responsible for the formation
Q14: As an interstellar cloud collapses to become
Q15: What is the evolutionary status of a
Q16: What were planetesimals?
A)Interplanetary grains
B)Bodies,as massive as the
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