Across
- 2. verb- make a record of
- 4. important
- 9. noun- a problem
- 11. believed to be from
- 12. continuous
- 13. wrong
- 14. the scientific study of plants
- 15. to copy
- 17. not connected to the topic; not important
- 19. strengthen
- 20. the study of the physical features of the earth and its atmosphere and of human activity (population, resources, land use)
- 21. reading quickly to get the main idea
Down
- 1. a nonprofessional
- 3. change
- 5. a picture or explanation
- 6. lucky
- 7. reading quickly to find specific information
- 8. edit, add or remove, change, fix
- 10. the scientific study of the earth and rocks
- 16. guess
- 18. the scientific study of space
