Geological time Crossword puzzle

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Across
  1. 2. years oldHow old is Earth
  2. 6. Where was Africa located during the Paleozoic Era
  3. 7. What is the youngest era
  4. 8. What is the oldest era
  5. 10. When did the Jurassic Period end
  6. 13. What did the South Pole look like during the Mesozoic Era
  7. 15. When did the Mesozoic era end
  8. 17. The Precambrian Eon means before the ______ period
  9. 18. Which era do we live in
Down
  1. 1. When did the Triassic Period end
  2. 3. Which era is known as the Age of the Dinosaur
  3. 4. did the Paleozoic Era end
  4. 5. The Cenozoic era is divided into how many time periods
  5. 9. The two periods of the Cenozoic are
  6. 11. Did cavemen live during the Mesozoic Era
  7. 12. During which era did the first humans develo
  8. 14. Which era would end with the largest mass extinction ever
  9. 16. Mesozoic (___Life) Era