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    Discovering the Universe
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    Exam 19: Cosmology
  5. Question
    What Is the Temperature of the Blackbody Radiation That Earth
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What Is the Temperature of the Blackbody Radiation That Earth

Question 121

Question 121

Multiple Choice

What is the temperature of the blackbody radiation that Earth receives from the Big Bang (the cosmic microwave background radiation) ?


A) 30 K
B) 30 billion K
C) 3 K
D) 3000 K

Correct Answer:

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