Author Question: Io's pizza pie colors come from eruptions of ________ and its compounds. Fill in the blank(s) ... (Read 49 times)

CQXA · **on:** Jul 27, 2018

Io's pizza pie colors come from eruptions of ________ and its compounds.

Fill in the blank(s) with correct word

Question 2

If the density of the universe is greater than the critical density, this means that:

A) the universe is expanding at a rate equal to the escape speed of the universe.
B) the universe is expanding at a rate less than the escape speed of the universe.
C) the universe is expanding at a rate greater than the escape speed of the universe.
D) the universe is expanding at a rate equal to the speed of light.
E) the universe is expanding at a rate greater than the speed of light.