We should expect galaxies to collide with each other fairly often because
A) a galaxy's size is comparable to (but smaller than) the average distance between galaxies.
B) galaxies contain large amounts of neutral hydrogen.
C) galaxies occur in clusters.
D) a and c
E) none of the above
Correct Answer:
Verified
Q5: The most luminous galaxies in blue wavelengths
Q6: Galactic cannibalism refers to
A) binary galaxies.
B) the
Q7: An irregular galaxy contains
A) mostly lower-main sequence
Q8: Astronomers now speculate that a galaxy's shape
Q9: A megaparsec is equivalent to
A) 3.26 light-years.
B)
Q11: If H equals 50 km/sec/Mpc,then a galaxy
Q12: If a galaxy has a radial velocity
Q13: The mass of a single galaxy might
Q14: An E galaxy contains
A) mostly lower-main sequence
Q15: The most massive galaxies are
A) spiral galaxies.
B)
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