Contagion

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Across
  1. 3. officially recognized as acceptable
  2. 6. to keep a person or an item safe
  3. 7. tools used to help a person complete a job
  4. 9. to travel and affect more people
  5. 11. not often seen
  6. 15. to provide proof that something is true
  7. 17. something wrong with your body that shows sickness
  8. 18. to send someone to a place or job
  9. 20. to decide the outcome of something
  10. 21. small, living things that can only be seen with a microscope and may make you sick
  11. 22. to be put in a situation that is dangerous
  12. 23. things the body makes to fight sickness
Down
  1. 1. easy to see or understand
  2. 2. to make naturally
  3. 4. an action taken to stop something bad from happening
  4. 5. small, living things that can make you sick
  5. 8. to try to find out facts to learn information
  6. 10. to look carefully at something in order to learn about it
  7. 12. a tiny living thing that causes sickness
  8. 13. a substance used to prevent diseases in people
  9. 14. to try to cure you using medicine
  10. 15. to hide something using something else
  11. 16. system, parts of the body that work together to fight disease
  12. 19. to make someone sick
  13. 21. something that people can't understand or explain