System is  image009.gif

Gap-fill exercise

  
Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
Systems have input processes, , with ongoing ‎feedback among these various parts. If one part of the system is ‎removed, the nature of the system is changed.‎