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cosmic microwave background

NOUN
  1. (cosmology) the cooled remnant of the hot big bang that fills the entire universe and can be observed today with an average temperature of about 2.725 kelvin

How To Use cosmic microwave background In A Sentence

  • The mottled look of the Cosmic Microwave Background radiation is the result of differences in temperature and density.
  • Evidence from both the cosmic microwave background and primordial nucleosynthesis gives tight bounds on how much ordinary matter there is.
  • These gases scatter light from the cosmic microwave background radiation as it passes through the clusters, similar to the way Earth's atmosphere can scatter starlight, making some stars twinkle.
  • Three pillars of the model - the expansion of the universe, the cosmic microwave background, and primordial nucleosynthesis - make it hard to imagine any credible alternative.
  • The South Pole Telescope, which began scientific observations in 2007, surveys the sky for cosmic microwave background radiation, the "afterglow" of the Big Bang.
  • They more or less figured out the whole story, including predictions for primordial nucleosynthesis and the cosmic microwave background.
  • The phenomenon was dubbed the "cosmic microwave background radiation. The Origin of the Universe
  • The cosmic microwave background radiation contains billions of photons for every baryon.
  • The theory of the big bang gained widespread support in the scientific community after Arno Penzias and Robert Wilson discovered cosmic microwave background radiation in 1965.
  • If the cosmic microwave background is at such a uniform temperature, it should mean that the photons have been thermalized through repeated particle collisions.
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