Which one of these properties do Seyfert galaxies and the Milky Way Galaxy share?
A) bright starlike nucleus
B) spiral galaxy classification
C) significantly varying energy output over a few weeks
D) spectrum containing strong emission lines from elements such as highly ionized iron
Correct Answer:
Verified
Q60: Why is it that astronomers will NOT
Q61: The spectrum of a BL Lacertae object
Q62: A moving electron in a magnetic field
Q63: Which of these designations does NOT refer
Q64: Which of these objects is NOT classified
Q66: Seyfert galaxies are a distinct class of
Q67: Which of these is a characteristic of
Q68: Seyfert galaxies are
A) elliptical galaxies with extremely
Q69: BL Lacertae objects appear to be
A) giant
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A) a galaxy
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