Big Bang Theory

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Across
  1. 5. Matter non-luminous material that is postulated to exist in space
  2. 6. a instrument for measuring the intensity light
  3. 10. Era The time when primordial nucleosynthesis begins
  4. 11. Hole a region of space having ag gravitational field so intense that no matter radiation can escape
  5. 12. a unit of astronomical distance equivalent to the distance that light travels in one year
  6. 13. The degree or intensity of heat present in a substance or object
  7. 14. Shift a change in frequency due to the Doppler effect
Down
  1. 1. Density The average density of matter required for the Universe to just halt its expansion, but only after and infinite time
  2. 2. molecules formed by atoms consisting of antiprotons, antineutrons, and positrons
  3. 3. the displacement of spectral lines toward longer wavelengths in radiation from distant galaxies and celestial objects
  4. 4. the SI base unit of thermodynamic temperature
  5. 6. the effect whereby the position or direction of an object appears to differ when viewed from different positions
  6. 7. the indefinite continued progress of existence and events in the past, present, and future regarded as a whole
  7. 8. the state, fact. quality, or condition of being singular
  8. 9. (shape) the dimensions of height, depth, and width within which all things exist and move