World Foundations~The Big Bang

Mrs. T. (United States of America)
25 words 246 learners

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Full list of words from this list:

words only definitions & notes
  1. proton
    a stable particle with positive charge
  2. infinitesimal
    immeasurably small
  3. infinite
    having no limits or boundaries in time or space
  4. atom
    the smallest component of an element
  5. mote
    a tiny piece of anything
  6. singularity
    the quality of being one of a kind
  7. cosmologist
    an astronomer who studies the evolution of the universe
  8. inadvertent
    happening by chance or unexpectedly or unintentionally
  9. vast
    unusually great in size or amount or extent or scope
  10. postulate
    maintain or assert
  11. photon
    a tiny bundle of matter that transmits light
  12. quasar
    a starlike object that may send out radio waves
  13. electromagnetism
    a physical force produced from the interaction of charged particles
  14. gravity
    the force of attraction between all masses in the universe
  15. cosmic background radiation
    (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
  16. universe
    everything that exists anywhere
  17. Hubble's law
    (astronomy) the generalization that the speed of recession of distant galaxies (the red shift) is proportional to their distance from the observer
  18. coalesce
    fuse or cause to come together
  19. cosmic
    pertaining to or characteristic of the universe
  20. cosmology
    metaphysical study of the origin and nature of the universe
  21. galaxy
    a collection of star systems
  22. big bang theory
    (cosmology) the theory that the universe originated sometime between 10 billion and 20 billion years ago from the cataclysmic explosion of a small volume of matter at extremely high density and temperature
  23. dark matter
    a hypothetical invisible form of matter making up most of the universe
  24. stellar
    being or relating to or resembling or emanating from stars
  25. Doppler shift
    change in the apparent frequency of a wave as observer and source move toward or away from each other
Created on Thu Aug 29 11:27:12 EDT 2013 (updated Tue Sep 03 10:02:25 EDT 2013)

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