The mass of a single galaxy might be found by
A) the direction to the galaxy in the sky
B) the rotation curve method.
C) the color of planets in our Solar System
D) any of these methods.
E) none of these methods
Correct Answer:
Verified
Q8: Astronomers now speculate that a galaxy's shape
Q9: A megaparsec is equivalent to
A) 3.26 light-years.
B)
Q10: We should expect galaxies to collide with
Q11: If H equals 50 km/sec/Mpc,then a galaxy
Q12: If a galaxy has a radial velocity
Q14: An E galaxy contains
A) mostly lower-main sequence
Q15: The most massive galaxies are
A) spiral galaxies.
B)
Q16: Super massive black holes in galaxies
A) are
Q17: Which of the following could NOT be
Q18: A tuning fork diagram is shown below.Which
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