Multiple Choice
Why does a red giant grow in radius?
A) The star's core expands, pushing out its envelope as well.
B) The star's envelope heats up.
C) The opacity in the outer layer increases.
D) The star's gravity decreases because of mass loss during fusion.
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q1: An astronomer observes two Type Ia supernovas
Q2: A massive star collapses and its core
Q4: What causes a planetary nebula?<br>A) shocks from
Q5: Uranium in the Universe is produced in:<br>A)
Q6: A neutron star has a radius of
Q7: What explodes in Type Ia and Type
Q8: During part of its time as a
Q9: In which wavelength regime are the periodic
Q10: Which of the following would increase the
Q11: An X-ray burster is most analogous to