Author Question: With the exception of a few nearby objects, every galaxy in the universe is rapidly moving away from ... (Read 48 times)

cherise1989 · **on:** Jul 27, 2018

With the exception of a few nearby objects, every galaxy in the universe is rapidly moving away from ours; therefore, ________.

Fill in the blank(s) with correct word

Question 2

What is the most important reason why an icy moon is more likely to be geologically active than a rocky moon of the same size?

A) Ice has a lower melting point than rock.
B) Ice is less rigid than rock.
C) Ice contains more radioactive elements than rock.
D) Ice is affected by tidal forces to a greater extent than rock.
E) Ice is less dense than rock.