Name two types of vessel hulls: - Answers -displacement and planing
Name three basic hull shapes: - Answers -round bottom, flat bottom, and vee bottom
Name four length class vessels - Answers -Class A, Class 1, Class 2, Class 3
Class A - Answers -<16
Class 1 - Answers -16>x>26
Class 2 - Answers -26>x>40
Class 3 - Answers -40>x>65
Name four basic types of engines: - Answers -outboard, inboard, inboard/outboard, and
jet drive
, Inboard/Outboard and Inboard engines are both: - Answers -automotive engines
adapted for marine use
The U.S. Coastguard consider personal watercraft: - Answers -inboard vessels
Personal watercraft are not subject to laws and requirements of other vessels (T/F) -
Answers -False
What device is used to pump and force water under pressure through a steering nozzle
at the rear of the vessel? - Answers –impeller
Freeboard - Answers -distance from water to lowest point where water could come
aboard
Draft - Answers -depth of water needed to float vessel
Propeller - Answers -part of engine which powers a boat
Keel - Answers -main centerline of a vessel
What are two types of hulls? - Answers -displacement and planing
Displacement mode - Answers -occurs when operated at low speeds
Plowing mode - Answers -occurs at medium speed
Planing mode - Answers -when hull glides on water
Transom - Answers -vertical surface at back of a hull
Intake - Answers -opening in the hull of jetski that draws water toward impeller
Intake grate - Answers -screening over the intake
Drive shaft - Answers -the stem connection between motor and impeller
Impeller - Answers -device used to pump water through a steering nozzle
Steering nozzle - Answers -device used for directing the stream of water to the left or
right
Name three basic hull shapes. - Answers -round bottom, multi-hull, deep vee, flat
bottom
Four length classes of vessels are: - Answers -Class A, Class 2, Class 1, Class 3
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