Get detailed and reliable answers to your questions with IDNLearn.com. Ask your questions and receive comprehensive, trustworthy responses from our dedicated team of experts.

Galaxies that are moving away from Earth are

A. shrinking
B. blue shifted
C. expanding
D. red shifted


Sagot :

Final answer:

Galaxies moving away from Earth show a red shift in emitted light, indicating expansion of the universe.


Explanation:

Redshift is the shift in the position of spectral lines to longer wavelengths due to the relative motion of a source away from the observer. When galaxies are moving away from Earth, they exhibit a red shift in their emitted light. This red shift is evidence of the universe's expansion.


Learn more about Redshift and expansion of the universe here:

https://brainly.com/question/31217929