At the longest look-back times, we see ____.
A) redshifted irregular galaxies
B) redshifted dwarf elliptical galaxies
C) redshifted dwarf spiral galaxies
D) blueshifted dwarf spiral galaxies
E) blueshifted dwarf elliptical galaxies

Question

Quizplus · Accepted Answer

At the longest look-back times, we observe the universe as it was in its earliest stages. During these times, galaxies were younger and often more irregular in shape due to the ongoing processes of formation and evolution. The expansion of the universe causes the light from these distant, early galaxies to be redshifted as it travels towards us, making "redshifted irregular galaxies" the correct choice.

At the Longest Look-Back Times, We See ____