Common Knowledge Crossword

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Across
  1. 3. Mona Lisa
  2. 6. What force keeps us on the ground
  3. 9. the first person to walk on the Moon
  4. 10. Who wrote Romeo and Juliet
  5. 13. the first President of the United States
  6. 14. the Red Planet
  7. 15. chemical symbol for gold
Down
  1. 1. founder of Microsoft
  2. 2. the hardest natural substance on Earth
  3. 4. organ in the human body produces insulin
  4. 5. Mount Everest is located in which mountain range?
  5. 7. raibow colours
  6. 8. H2O
  7. 11. The Great Wall is located in which country
  8. 12. the capital of Canada