True/False
Active galactic nuclei are usually powered by supermassive black holes.
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q25: Discuss the population, size, and types of
Q26: Distinguish an Sa from an Sc galaxy.
Q27: Galaxies are classified into types solely on
Q28: While our two companions, the Magellanic Clouds,
Q31: Quasars can emit as much as thousands
Q32: M-31 in Andromeda is a slightly bigger
Q33: The flattest of the ellipticals are class:<br>A)E0.<br>B)SBO.<br>C)E7.<br>D)E9.<br>E)SBF.
Q34: What are the Magellanic Clouds? What happened
Q35: Our own Local Group is dwarfed by
Q49: What is true of spiral galaxies?<br>A)They are