Which of the following is a property of Seyfert galaxies?
A) Their nuclei have abnormally low luminosities.
B) They contain no gas clouds.
C) The radiation from their cores fluctuates rapidly.
D) Most are elliptical galaxies.
Correct Answer:
Verified
Q40: Which of the following is not an
Q41: What theory do astronomers think explains the
Q42: How does the prevailing model for activity
Q43: Name the three main types of active
Q44: Where does most of the radio emission
Q46: Why do we think that quasars are
Q47: Why do we think that active galaxies
Q48: A spiral galaxy has a small bright
Q49: What do most astronomers now think explains
Q50: A supercluster is a _.
A) group of
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents