fernandas crossword puzzle grade 6

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Across
  1. 3. what part of your body sends signals to your brain
  2. 5. what part of your body helps you hold your urine
  3. 8. what is the most important part of the water cycle
  4. 10. how many organs are there in the human body
  5. 12. what is used to measure seismic waves
  6. 13. what is the most important part of the cell
  7. 14. how many organs are there in the circulatory
  8. 15. what is the most important organ in the body
Down
  1. 1. what is the most important part of a plant
  2. 2. what is the most important part of the brain
  3. 4. what is more important the brain or the heart
  4. 6. what is the most important organ in the respiratory system?
  5. 7. what is the basic unit of life
  6. 9. how many organs are there in the digestive system
  7. 11. what cause condensation
  8. 12. what is the most important organ of the skeletal system