Vocabulary Practice #14

1234567891011121314151617181920
Across
  1. 5. a 3D image formed by light beams
  2. 6. to move from one country to another
  3. 8. to stick with it
  4. 11. to work together
  5. 13. upset
  6. 14. something round that was invented by the Sumerians
  7. 15. a scientist who studies human history
  8. 17. to be honest and do the right thing
  9. 18. to create something new that never existed before
  10. 19. the first civilization
  11. 20. to present your best work
Down
  1. 1. describes a place that is empty of living things
  2. 2. something not allowed or permitted
  3. 3. gradually changing over time
  4. 4. a way to keep crops watered
  5. 7. time before people had writing systems
  6. 9. something that is extremely old
  7. 10. awesome or great
  8. 12. something kept in writing that can be referred to later
  9. 16. the people who lived in Mesopotamia