Chapter 4 Lesson 6

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Across
  1. 1. carries oxygen and waste around the body
  2. 5. average resting heartrate
  3. 7. example of exercise
  4. 8. Covid-19, Chicken Pox, flu
  5. 10. keeps heart lungs and muscles strong
  6. 11. heart and blood belong to this system
  7. 12. small living things that cause disease
Down
  1. 2. a condition in which the body does not work well
  2. 3. a tool used to study germs
  3. 4. helps remove germs from your hands
  4. 6. when you breathe air goes down this tube
  5. 9. the system that puts oxygen into bloodstream