Physics, 28.07.2019 22:10 PastelHibiscus
What best describes the cosmic microwave background radiation? a. existing at the 'red' end of the light spectrum. b. moving towards us rapidly. c. low energy, a few degrees above 0 kelvin d. very high energy, millions of kelvins.
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What best describes the cosmic microwave background radiation? a. existing at the 'red' end of the...
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