Across
- 4. Greek for life
- 5. an instrument used to measure steps
- 7. to pull
- 9. a break of a structure or tissue
- 13. sound
- 16. to build
- 18. a break in a process, situation or system
- 19. an object thrown from a catapult
- 20. to build knowledge
Down
- 1. the smallest unit of sound
- 2. light
- 3. to throw
- 6. to measure
- 8. an instrument used to measure temperature
- 10. to burst or break
- 11. medicines that kill bacteria
- 12. a powerful vehicle used for pulling other equipment
- 14. to write
- 15. a soft, black form of carbon used in pencils for writing
- 17. Latin for life