US Sailing - Intermediate Sailing Exam 100% Correct!!
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Course
US Sailing - Intermediate Sailing
Institution
US Sailing - Intermediate Sailing
Groove - ANSWERIs the course between the high & low side of close hauled, when you are making the best speed & achieving the highest pointing angle toward the wind.
Feathering - ANSWERThe act of scalloping slightly towards the No-Go Zone for each puff & returning to the groove as the puff abates.
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US Sailing - Intermediate Sailing Exam
100% Correct!!
Groove - ANSWERIs the course between the high & low side of close hauled, when you are making
the best speed & achieving the highest pointing angle toward the wind.
Feathering - ANSWERThe act of scalloping slightly towards the No-Go Zone for each puff & returning
to the groove as the puff abates.
Footing - ANSWERAct of easing sails slightly & heading down to the lower side of the groove.
Reefing - ANSWERReducing sail area by by lowering a sail part way.
Heaving-To - ANSWERA method for stopping the boat.
Vang Sheeting - ANSWERA technique that Flattens the sail by reducing the draft and minimizing
power to make the boat more stable and controllable.
Draft - ANSWERDepth & location of the curvature in a sail.
Twist - ANSWERThe curvature of the leech(most noticeably near the top of the sail). The more vang
the less twist.
Drag - ANSWERSlowing force resulting from friction of a boat moving in water.
Traveler - ANSWERA control used to adjust the location of the boom with the main sheet.
Backstay - ANSWERThe standing rigging that runs from the top of the mast to the transom; helps pull
the top of the mast aft.
Bridle - ANSWERA fixed piece of line that, when shortened or lengthened, affects the boom position
relative to the boats centerline.
Compression Battens - ANSWERThe battens that extend from the luff to the leech of the main.
Dacron - ANSWERUsed for towing (Polyster lines).
Fathom - ANSWERA unit of length equal to 6' used for measuring depth.
Weather Helm - ANSWERWhen a boat tends to turn to windward, due to too much power in sail(s).
Lee Helm - ANSWERBoats tendency to turn to leeward caused by too little force in the mainsail
combined with too much weight on the windward side, mostly in light winds.
Navigation Aids - ANSWERFixed objects, such as buoys, & lighthouses.
, Lateral Markers - ANSWERRed, even # cone shaped buoys = nuns & green odd # cans)
Daymarks (red triangles, green squares fixed to poles) that identify the sides of channels.
Lighted buoys - unique flashing sequence
Non-lateral Markers - ANSWEROrange bands on top & bottom of marker. Regulatory or informational
markers used to advise you of situations, dangers or directions. (Not used for navigation)
Flooding - ANSWERA tide that is incoming or raising.
Ebbing - ANSWERA tide that is going out or dropping.
Stand-on Vessel - ANSWERBoat that should maintain course & speed
Give-way Vessel - ANSWERThe boat that should alter course & or speed to pass at a safe distance.
Thermal Winds - ANSWERDense cool air moves toward rising warm air (onshore or sea breezes)
Wind Shadows - ANSWERAreas of less wind, usually caused by land effects or large anchored ships
Cumulus Clouds - ANSWERLarge, white, fluffy clouds - indicator of good weather
Cirrus Clouds - ANSWERWispy, and thin clouds; indicator of good weather, but may indicate change
in weather.
Cumulonimbus Clouds - ANSWERTowering clouds - indicator of severe conditions, including heavy
rain & lightening.
Stratus Clouds - ANSWERLow layer of clouds; indicator of steady rain
Land Effects - ANSWERWind conditions that are affected by nearby land features such as islands, tall
buildings.
True Wind - ANSWERAn accurate reading of the winds direction & velocity from a stationary point
Apparent Wind - ANSWERThe altered wind direction and velocity, which is different from the true
wind direction, because of the motion of the weather station.
Clues to impending weather. - ANSWER1)changes in wind direction
2) cloud patterns
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