Across
- 6. cause of disease or infection
- 7. drawing that shows the relationship between two sets of numbers
- 9. food
- 10. something that causes or influences something else to happen
- 11. something that makes something else happen
- 12. medical substance that is put in your blood to prevent you from getting a disease
- 13. large number of cases of a disease happening at the same time in the same place
- 14. result
- 15. equipment and systems used to keep a place clean
Down
- 1. movement of people or animals from one place to another
- 2. number of deaths in a particular period
- 3. important
- 4. seed of plants like rice, wheat, or barley, that can be eaten
- 5. make right
- 8. cut or gather in (crops)
- 15. used water and waste from human bodies that is often carried away in pipes
