Author Question: The Local Group is slightly more than _____ in diameter. A) 1 Mpc B) 2 Mpc C) 3 Mpc D) 4 ... (Read 28 times)

penguins · **on:** Jul 27, 2018

The Local Group is slightly more than _____ in diameter.

A) 1 Mpc
B) 2 Mpc
C) 3 Mpc
D) 4 Mpc

Question 2

Which of the following is true of galaxy interactions?

A) They cannot produce tidal tails.
B) They do not affect the core of interacting galaxies.
C) They can make active black holes dormant.
D) They can trigger rapid star formation.