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Before Casting Off- Route Planning - Quiz Q & A Junior Navigation Chapter 10
1. In planning an offshore passage, typical weather and current patterns you might expect to encounter are shown: a. in the Nautical Almanac. b. on any pilot chart covering the area of your passage. c. on the appropriate pilot chart for the month of your passage. d. in the NOAA Chart Catalog.
2. On a wind rose on a pilot chart, one arrow has three feathers on one side and two feathers on the other side. This indicates a wind speed of _______ on the ________ scale. Force 5 Beaufort
3. Isogonic lines can be found: a. on a SSB weatherfax printout. b. in the US Coast Pilots. c. on a pilot chart. d. on a harbor chart.
4. Your chart requirements for an offshore passage are complete if you have the appropriate pilot chart, a pad of Universal Plotting Sheets for position plotting, and sailing charts for your departure and destination areas. a. True b. False
5. In planning a passage from Jacksonville, FL, to Plymouth, England, your course to follow would be: a. great-circle course because this is the shortest distance between two points on the surface of the earth. b. the shipping lanes shown on a pilot chart because following these lanes is a requirement of international law. c. one that will keep you at least 100 nautical miles outside of the shipping lanes to avoid potential collision with a commercial vessel. d. a course that will allow you to take advantage of prevailing winds and currents while recognizing that adjustments may be needed for conditions encountered enroute.
6. A conformal chart projection is one where a rhumb line crosses all meridians at the same angle. a. True b. False
7. Any straight line drawn on a gnomonic chart is: a. a rhumb line. b. a great circle. c. a parallel of latitude. d. a meridian of longitude.
8. Coast Pilots and Sailing Directions: a. provide important data on weather conditions that can be expected offshore. b. provide the same data that is found on a pilot chart. c. give the direction to sail from one port to another port. d. augment the information found on charts and should be used in conjunction with the pilot chart for passage planning.
Q7 Before Casting Off- Route Planning - End Of Quiz Q & A Junior Navigation Chapter 10