Author Question: A ___________ generally contains well over 1000 galaxies and is quite dense. They often contain many ... (Read 175 times)

tsand2 · **on:** Jul 27, 2018

A ___________ generally contains well over 1000 galaxies and is quite dense. They often contain many giant elliptical galaxies.

a. local group
b. poor cluster
c. rich cluster
d. tidal tail
e. quasar

Question 2

T Tauri stars are believed to be young, high-mass main-sequence stars.

a. True
b. False
Indicate whether the statement is true or false