Unlike a conventional power boat, the jet boat has no propeller or rudder. Instead, it is propelled along, and steered, simply by the thrust of the jet stream escaping for the outlet at the rear.
Every action has an equal and opposite reaction .
In the last 30 short years New Zealand has become the home of the Jet boat These craft have conquered the world's most difficult and dangerous rivers. Controversy has raged for years over this question. A New Zealand sheep farmer, Bill Hamilton, has been said to be its inventor, but he himself never made such a claim. I do not claim to have invented marine jet propulsion . The honour probably belongs to a gentleman named Archimedes.