PROPULSION, STEERING AND THE BRIDGE (1)

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Across
  1. 2. propeller
  2. 4. flat, vertical structure at the stern, causing the ship to change direction
  3. 7. stand that houses a magnetic compass
  4. 9. combination of equipment used to turn and power rudders
  5. 11. the process of being driven forward
  6. 13. ship with one propeller
  7. 14. the person who turns the wheel
  8. 16. a device that measures the depth of the water
Down
  1. 1. the nerve center of ship, the conn
  2. 3. helm
  3. 5. observer
  4. 6. provides a ship with power to move
  5. 8. a device that gives information on true direction
  6. 10. ship with two propellers
  7. 12. type of motor with blades that rotate inside
  8. 15. long cylinder that transmits power by rotation