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Physics in the Universe
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Question 10
10
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Question 10 • Physics in the Universe
Which best describes Clara’s error?
Answer
A
During redshift, the light source and observer move closer together, not farther apart.
B
The temperature of the CMB is cooler, not hotter, than at the time of the big bang.
C
The CMB is blue-shifted, not red-shifted, to the microwave region.
D
The redshift indicates approaching, not receding, galaxies.
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