AnswersMO-Earth and Space Science AGravity and Motion — Unit testQuestion 9
9
QuizMultiple Choice

Gravity and Motion — Unit test

Question 9 of 12 • MO-Earth and Space Science A

What was discovered in 1965 and is believed to be leftover thermal energy from the big bang?

Answer
r
red shift
t
the Eagle Nebula
t
the Doppler effect
b
background radiation
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