Robotics crossword puzzle

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Across
  1. 2. The SI unit of power
  2. 4. 1,000 watts of electrical power
  3. 7. The SI base unit of electrical current
  4. 8. force applied to an object
  5. 11. basic unit of chemical element
  6. 12. unit of electric potential
  7. 13. the rate at which electrons flow
  8. 16. circuit an electrical circuit where current flows in more than one path
  9. 17. device that stores chemical energy
  10. 18. loop no position feedback of a moving object
  11. 19. loop an automatic control system in which an operation is led by feedback
  12. 21. circuit a single pathway through which electricity can flow
  13. 22. the resistance that one surface encounters
  14. 23. a positive charged particle
Down
  1. 1. does not readily allow the passage of heat
  2. 3. the pressure from an electrical circuits power source that pushes electrons
  3. 5. current an electric current flowing in one direction only
  4. 6. electrical safety device
  5. 8. a positively charged particle in atoms
  6. 9. provide a specific voltage for an active device
  7. 10. permits electrons to flow freely
  8. 11. current current that reverses its direction
  9. 14. negatively charged particle
  10. 15. same as a proton without electric charge
  11. 20. nucleus negatively charged particle
  12. 24. an electrical component that regulates the flow of electrical current