Big History

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Across
  1. 4. it is like Earth places where remarkable things happen.
  2. 6. it is the birth of new elements out into the cosmos.
  3. 7. it is a event that when the star lacks the outpouring energy the star
  4. 10. it can be large and made of gasses, or smaller and rocky, like our Eart.
  5. 13. it brought together individual hydrogen and helium atoms to form gas clouds.
  6. 14. it is complex than a star.
  7. 16. it bounce off the iron core, hurtling outward into space.
  8. 18. that result in new chemical elements.
  9. 19. it is a process where stars start to created new elements,
  10. 20. it answers the questions of our universe, planet, life, humanity.
Down
  1. 1. it is formed galaxies.
  2. 2. it is from a formed stars.
  3. 3. cannot be fused further.
  4. 5. it eventually became planet.
  5. 8. play an important role in the daily lives of many people.
  6. 9. it has billions and billions of long-lasting energy sources.
  7. 11. Conditions enable life on Earth to exist.
  8. 12. it is a kind of galaxy that formed superclusters.
  9. 15. it is from the clouds of atoms left behind.
  10. 17. begin to light up all over the Universe.