The Infinite Cosmos: Questions From The Frontiers Of Cosmology

In your own words:

Instructions

In your own words and in complete sentences, briefly answer the following questions. Be sure to properly cite any reference(s) that you use outside of your textbook. Each prompt or question should be answered in full sentences and should be approximately 100 words.

Module 7 Question

Thinking about the ideas of space and time in Einstein’s general theory of relativity, how do we explain the fact that all galaxies outside our Local Group of galaxies show a redshift?