PROPULSION, STEERING AND THE BRIDGE (1)

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