The Big Bang theory states that the beginning of
Chapter 37, Problem 37.78(choose chapter or problem)
The Big Bang theory states that the beginning of theuniverse was accompanied by a huge burst of photons.Those photons are still present today and make up theso-called cosmic microwave background radiation. Theuniverse radiates like a blackbody with a temperature ofabout 2.7 K. Calculate the peak wavelength of this radiation.
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