Across
- 4. a material that attracts iron
- 6. a part something has
- 8. the pulling force of a magnet is called this
- 9. the part of blood that forms clots
- 10. the pushing force of a magnet is called this
- 12. the muscle that causes breathing
- 16. a path electricity flows through
- 17. a tube that carries blood to the heart
- 18. something electricity can flow through
- 19. the smallest blood vessel
Down
- 1. something electricity cannot flow through
- 2. the liquid part of blood
- 3. a small sac in the lungs where the gas exchange takes place
- 5. the main organ of the circulatory system
- 7. the two sides of a magnet
- 11. the ability to cause change
- 13. a tube that carries blood away from the heart
- 14. a component that transforms electricity to motion
- 15. the job something does