Multiple Choice
The X-ray bursts from an X-ray burster are caused by
A) hot spots caused by material falling onto the poles of a rotating neutron star.
B) explosive photodisintegration of iron nuclei on the surface of a neutron star.
C) explosive helium fusion on the surface of a neutron star.
D) explosive hydrogen fusion on the surface of a neutron star.
Correct Answer:
Verified
Correct Answer:
Verified
Q225: Astronomers believe that elements heavier than carbon
Q226: What are the glitches occasionally observed by
Q227: The mechanism that gives rise to the
Q228: The difference between a nova and an
Q229: The main component of primary cosmic rays
Q231: It was recently discovered that the Scorpius-Centaurus
Q232: The main product of silicon fusion reactions
Q233: A planetary nebula is a<br>A) gas shell,
Q234: The estimated rate at which supernova explosions
Q235: How much mass are planetary nebulae estimated