When a star finally runs out of hydrogen to fuse in its central core
A) it grows smaller and dimmer, becoming a brown dwarf
B) it grows larger and brighter, becoming a giant or supergiant star
C) it grows smaller and dimmer becoming a white dwarf
D) it remains the same size but grows brighter
Correct Answer:
Verified
Q1: O-type stars in our galaxy are
A) very
Q2: Solar-type stars in our galaxy are
A) very
Q3: High mass stars are much less common
Q5: The intrinsic brightness of a star is
Q6: M-type stars in our galaxy are
A) fairly
Q7: A star less massive than our Sun
A)
Q8: Stars are mostly made of
A) hydrogen and
Q9: The presence of elements heavier than helium
Q10: What is the most common class of
Q11: What is the minimum possible mass for
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