The Proper Interpretation of a What a Galaxy's Redshift Measures

question 13

Multiple Choice

The proper interpretation of a what a galaxy's redshift measures is ____.

• A) its motion in space toward the observer
• B) its motion in space away from the big bang
• C) the stretching of space between the galaxy and the observer
• D) the contraction of space between the galaxy and the observer
• E) the stretching of space between the galaxy and the big bang

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