The distance to the nearest large spiral galaxy,Andromeda,is .How long does it take light to travel from us to Andromeda?
A) 360 years
B) 1.2 thousand years
C) 4.5 billion years
D) 2.5 million years

Question

The distance to the nearest large spiral galaxy,Andromeda,is  .How long does it take light to travel from us to Andromeda?
A) 360 years 
B) 1.2 thousand years 
C) 4.5 billion years 
D) 2.5 million years

Quizplus · Accepted Answer

The distance to Andromeda is approximately 2.5 million light-years, which means it takes light 2.5 million years to travel from Andromeda to us. Thus, it would also take 2.5 million years for light to travel from us to Andromeda.

The Distance to the Nearest Large Spiral Galaxy,Andromeda,is