Multiple Choice
What would you need to measure in a planetary nebula to determine how long ago its parent star died?
A) the mass of the white dwarf
B) the mass and radius of the white dwarf
C) the nebula's temperature and radius
D) the nebula's radius and expansion velocity
E) the composition of the gas in the nebula
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q22: The Roche lobe of a star is
Q23: Using the data in the figure shown
Q24: As a white dwarf star gradually cools,
Q25: The luminosity of a star depends on<br>A)
Q26: A nova is the result of which
Q28: _ keeps the core of a red
Q29: What is the escape velocity from the
Q30: The Sun eventually will become a<br>A) nova.<br>B)
Q31: Why is a star's time as a
Q32: When a star depletes its core supply