AnswersMHS - Earth Science - S1 - CRUnit Test — Cumulative examQuestion 14
14
RCMultiple Choice

Unit Test — Cumulative exam

Question 14 • *MHS - Earth Science - S1 - CR

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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