Labels:text | cartoon OCR: STABILIZER UPWARD FORCE DIRECTION PRODUCED BY FIN OF ROLL WATER FLOW DEFLECTED DOWNWARD FIN PATH OF INCOMING WATER The stabilizer fins swivel as the ship rolls, - deflecting the water upward or downward. This produces forces that counteract the rolling motion, keeping the boat level in rough seas. Stabilizers are often controlled by a gyroscope. Gyroscope