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