What are peculiar velocities?
A) velocities perpendicular to our line of sight
B) velocities directly along our line of sight measured by the Doppler effect
C) velocities that we cannot explain by the force of gravity alone
D) velocities caused by the expansion of the universe
E) velocities of distant galaxies that are not caused by the expansion of the universe
Correct Answer:
Verified
Q2: Which of the following particles are baryons?
A)
Q3: How are rotation curves of spiral galaxies
Q4: A gravitational lens occurs when
A) a massive
Q5: Why do we call dark matter "dark"?
A)It
Q6: A mass-to-light ratio for a galaxy of
Q7: Why do we expect WIMPs to be
Q8: Which of the following are candidates for
Q9: Which of the following is not evidence
Q11: How do we determine the amount of
Q30: Which of the following is an example
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