QUESTIONS WITH CORRECT DETAILED
ANSWERS WITH RATIONALES
(VERIFIED ANSWERS) |ALREADY
GRADED A+ 2025 NEW UPDATE
Bow - Answers - ✔✔Front of the vessel.
Stern - Answers - ✔✔Rear of the vessel.
Starboard - Answers - ✔✔Right side of the vessel.
Port - Answers - ✔✔Left side of the vessel.
Hull - Answers - ✔✔Body of the vessel.
Gunwale - Answers - ✔✔Upper edge of vessel's side.
Cleat - Answers - ✔✔Metal fitting on which a rope can be fastened.
Propeller - Answers - ✔✔Rotates and powers a boat forward or backward.
Beam - Answers - ✔✔Maximum width of a vessel.
Freeboard - Answers - ✔✔Distance from water to lowest point of the boat where water
could come on board.
Draft - Answers - ✔✔Depth of the water needed to float a vessel.
Keel - Answers - ✔✔Main centerline (backbone) of a vessel or the extension of hull
that increases stability in the water.
Hull - Answers - ✔✔Body of a vessel; basic structure or shell.
Personal watercraft - Answers - ✔✔A small vessel that uses an inboard jet drive as its
primary source of propulsion, and is designed to be operated by a person or persons
sitting, standing, or kneeling on the vessel rather than inside the vessel.
Displacement Mode - Answers - ✔✔A planing hull, when operated at very slow speeds,
will cut through the water like a displacement hull.
,Plowing Mode - Answers - ✔✔As speed increases, a planing hull will have a raised
bow, reducing the operator's vision and throwing a very large wake. Avoid maintaining a
speed that puts your boat in plowing mode.
Planing Mode - Answers - ✔✔Your boat is in planing mode when enough power is
applied so that the hull glides on top of the water. Different boats reach planing mode at
different speeds.
Bow - Answers - ✔✔Front of a vessel.
Length overall - Answers - ✔✔Length of the hull excluding any attachments.
Rudder - Answers - ✔✔Steering device, usually a vertical blade attached to a post at,
or near, the stern of the boat.
Stern - Answers - ✔✔Rear of a vessel
Flat Bottom Hull Advantages - Answers - ✔✔This planing hull has a shallow draft,
which is good for fishing in small lakes and rivers.
Deep Vee Hull Advantages - Answers - ✔✔This planing hull gives a smoother ride than
a flat bottom hull in rough water.
Round Bottom Hull Advantages - Answers - ✔✔This typical displacement hull moves
easily through the water even at slow speeds.
Multi Hull Advantages - Answers - ✔✔Another example of a displacement hull, the
multi-hull has greater stability because of its wide beam.
Flat Bottom Hull Disadvantages - Answers - ✔✔Rides roughly and choppy in the
waters.
Deep Vee Hull Disadvantages - Answers - ✔✔Takes more power to move at the same
speed as flat bottom hulls. May roll or bank in sharp turns.
Round Bottom Hull Disadvantages - Answers - ✔✔Has a tendency to roll unless it has
a deep keel or stabilizers.
Multi Hull Disadvantages - Answers - ✔✔Needs a large area when turning.
Class A - Answers - ✔✔Less than 16 feet.
Class 1 - Answers - ✔✔16 feet less than 26 feet.
, Class 2 - Answers - ✔✔26 feet less than 40 feet.
Class 3 - Answers - ✔✔40 feet to less than 65 feet.
Propeller - Answers - ✔✔Rotating device that turns and powers a boat forward or
backward.
Tiller - Answers - ✔✔Lever used to turn a rudder to steer a boat.
Transform - Answers - ✔✔Vertical surface at the back of the hull.
Steering Control - Answers - ✔✔Means of controlling the steering nozzle.
Safety Lanyard - Answers - ✔✔Short cord for attaching the ignition safety switch to the
operators wrist or personal life vest.
Throttle - Answers - ✔✔Lever.
Starboard - Answers - ✔✔Right side.
Port - Answers - ✔✔Left side.
Fuel cap - Answers - ✔✔Where you put gas in on the left side of the seadoo.
Draft - Answers - ✔✔Depth of water needed to float a vessel.
Intake - Answers - ✔✔Opening in the hull that draws water toward the impeller.
Intake grate - Answers - ✔✔Screening cover over the intake, which prevents large
debris from entering.
Drive shaft - Answers - ✔✔The long stem connection between the motor and the
impeller.
Impeller - Answers - ✔✔Device used to pump and force water under pressure through
a steering nozzle at the rear of the vessel.
Steering nozzle - Answers - ✔✔Device used for directing the stream of water to the left
or right at the stern of the PWC, which steers the PWC
Halyards - Answers - ✔✔Lines (ropes) used to raise and lower the sails.
Sheets - Answers - ✔✔Lines (ropes) used to control the angle of the sails to the wind.