Big Bang Crossword

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Across
  1. 2. What keeps us on the ground
  2. 4. All Matter And Space
  3. 7. Particles: Quarks Make Up:
  4. 9. Bang: How Our Universe was Created
  5. 10. The Second Element
Down
  1. 1. The First Element
  2. 3. Einstein: He is Sometimes Called the Smartest Person in the World
  3. 5. Hubble: A Famous Scientist That Has a Telescope Named After Him
  4. 6. Spectrum: Used To Study Light
  5. 8. Microwave Background Radiation: Residual Energy Left Over From The Origin Of Our Universe