Which of the following is not easily accounted for in current versions of the nebular theory of the origin of the solar system?
A) The Sun's equator lies nearly in the ecliptic
B) Planet-satellite systems resemble the solar system
C) The rotation of Venus
D) The planets orbit the Sun in the same direction
Correct Answer:
Verified
Q10: The H-R diagram of a cluster shows
Q11: Which of the following clusters is the
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
Q17: The solar system
A)Took several billion years to
Q19: Why do the H-R diagrams of young
Q20: An HR diagram is a plot of:
A)amplitude
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