Ignoring the effect of redshift,we expect the galaxies that we see at a redshift of z = 3 will be __________ than galaxies today.
A)more irregular and redder
B)larger and redder
C)smaller and bluer
D)smaller and redder
E)larger and bluer

Question

Quizplus · Accepted Answer

Galaxies at a redshift of z=3 are farther away from us than galaxies today, which means they are seen as they were in the past. At that time, the universe was younger and galaxies were still evolving, undergoing a lot of star formation. Therefore, we expect galaxies at z=3 to be smaller and bluer than galaxies today.

Ignoring the Effect of Redshift,we Expect the Galaxies That We