Author Question: As with Saturn's F ring, shepherd moons play a major role in the structure of the thin narrow rings ... (Read 57 times)

TFauchery · **on:** Jul 27, 2018

As with Saturn's F ring, shepherd moons play a major role in the structure of the thin narrow rings around Uranus.

Indicate whether the statement is true or false

Question 2

Star A is a main sequence star of spectral type G5 and star B is a red giant of spectral type K2. Which statement below is correct?

A) Star A appears brighter than star B.
B) Star B appears brighter than star A.
C) Star A is hotter than star B.
D) Star B is hotter than star A.
E) None of the above can be said about these two stars.