COMPLETE QUESTIONS AND SOLUTIONS
◉piloting. Answer: term for the movement of a vessel by referring to
landmarks, aids to navigation, depth sounding, and radionavigation,
and terrestrial objects
◉great circles. Answer: ___________ __________ is explaining the
LONGITUDE lines and the EQUATOR --> maximum circumference of
the earth
- divides earth into 2 equal parts (from center)
◉W and E. Answer: Longitude uses which directions
◉N and S. Answer: Latitude uses which directions
◉small circles. Answer: _______ _______ are explaining all other
LATITUDES
◉latitude. Answer: Which coordinate system do you use for
measuring distance?
,◉nautical mile. Answer: 1 knot = 1 _________ ________
◉Mercator charts. Answer: Charts that are "squished" to get rid of
the earth curvature when using navigation
◉NOS. Answer: Who publishes Mercator charts?
◉mean lower low. Answer: The soundings on a chart are in feet at
_______ _________ ________ water
◉variation. Answer: term used for the distance between true north
and magnetic north
◉variation and deviation. Answer: What are the 2 components of
compass error?
◉deviation. Answer: term used for compass error caused by
magnetic forces within the vessel, such as electronic equipment and
metal objects (depends on heading, not the geographic location of
the vessel)
◉capital. Answer: What lettering shows conspicuous information on
a chart, not affected by tide and current?
, ◉italics. Answer: What lettering shows information that is affects by
tide and current?
◉NOAA. Answer: Who does hydrographic surveys of the substrates
in the ocean?
◉USCG. Answer: Who publishes the Local Notice to Mariners?
- used to show changes and corrections to charts
- after date shown at bottom, the map needs correcting
◉true. Answer: When charting, the SET is always in "true" or
"magnetic"?
- everything else uses magnetic
◉set and drift. Answer: These are the rules in determining ___________
in charting?
1. establish set point with time
2. track
3. DR
4. position at DR
5. draw set line
◉half, half, opposite. Answer: Rules about charting set and drift: