If the distance of a galaxy at a redshift is 1,800 Mpc,how many years back into the past are we looking when we observe this galaxy?
A) 500 million years
B) 2 billion years
C) 6 billion years
D) 9 billion years

Question

If the distance of a galaxy at a redshift  is 1,800 Mpc,how many years back into the past are we looking when we observe this galaxy?
A) 500 million years 
B) 2 billion years 
C) 6 billion years 
D) 9 billion years

Quizplus · Accepted Answer

The Answer of If the distance of a galaxy at a redshift  is 1,800 Mpc,how many years back into the past are we looking when we observe this galaxy?
A) 500 million years 
B) 2 billion years 
C) 6 billion years 
D) 9 billion years

If the Distance of a Galaxy at a Redshift