Bang Bang Theory

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Across
  1. 3. The average density of matter required.
  2. 5. deals with the physical relations between electricity and magnetism.
  3. 12. Apparent displacement.
  4. 13. Nuclei merge to form a single heavier nucleus.
  5. 14. Evolution of the universe.
  6. 15. Distance light travels in one year.
  7. 16. Opposite charges.
  8. 17. Creates a complete conversion of matter into energy.
  9. 18. From past through the present, and to the future.
  10. 22. A point in which matter is infinitely dense.
  11. 23. Cooled Remnant.
  12. 26. Object Moving towards us.
  13. 27. A place in space where gravity pulls so much that even light can not get out.
  14. 30. A dark or bright line in an otherwise uniform and continuous spectrum.
  15. 31. composed of particles.
Down
  1. 1. Degree of hotness or coldness of an object.
  2. 2. Begins about 50,000 years after the Big Bang.
  3. 4. An alternative term.
  4. 6. Instruments that measure electromagnetic radiation.
  5. 7. Observed wavelength, or frequency.
  6. 8. Energy can neither be created nor destroyed, only altered in form.
  7. 9. huge collection of gas.
  8. 10. Large telescope in space.
  9. 11. Gravity, electromagnetism, strong and weak nuclear forces.
  10. 19. Perfectly flat.
  11. 20. Rate of increase.
  12. 21. Completely empty space.
  13. 24. The wavelength of the light is stretched.
  14. 25. Field of study that brings together the natural sciences.
  15. 28. Unit of temperature.
  16. 29. Stars which brighten and dim.