A cloud of interstellar gas and dust is called a ____.
A) nebula
B) photosphere
C) star fog
D) sunspot
Correct Answer:
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Q2: Within a star, gravity pulls particles inward,
Q3: A(n) _ is a distance equal to
Q4: The way a star will end its
Q5: A graph that plots absolute stellar luminosity
Q6: _ are comparatively cool, dark regions on
Q8: When a star larger than 1.44 solar
Q9: The _ brightness of a star decreases
Q10: The cosmic background radiation is _ radiation
Q11: Jets of gas called _ shoot upward
Q12: The Sun is composed primarily of hydrogen
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