Introduction to Land Navigation - Section 5 Quiz

What is an azimuth used for in land navigation?

• To navigate using a compass and map

• To measure temperature

• To calculate speed

• To estimate time

What is the purpose of repositioning the protractor after making the tick mark?

• To use it as a straightedge

• To measure the map’s width

• To find the map’s legend

• To erase the tick mark

If your azimuth is greater than 180 degrees, what should you do to find the back azimuth?

• Add 90 degrees

• Subtract 90 degrees

• Subtract 180 degrees

• Add 180 degrees

If your magnetic north is to the right (east) of the grid north, what type of G-M angle does your map have?

• Easterly G-M angle

• Westerly G-M angle

• Northern G-M angle

• Southern G-M angle

If the contour interval is 20 meters and point A is on the second intermediate contour line above the 500-meter index contour line, what is the elevation of point A?

• 540 meters

• 520 meters

• 560 meters

• 500 meters

What information do you need from your map to determine the elevation of any point?

• Contour lines and the contour interval

• Latitude and longitude

• Scale and legend

• Map title and author

Which agency prepared and published the map shown in the example?

• Defense Mapping Agency

• National Weather Service

• United States Geological Survey

• Federal Aviation Administration

What do the labels X(A), X(B), and X(C) on the contour line diagram most likely represent?

• Specific points of elevation

• Types of vegetation

• Road intersections

• Water sources

What is the purpose of transferring map distance to a paper strip as shown in Figure 5.9?

• To measure the distance between two points on a map

• To mark the location of a city

• To draw a new road on the map

• To color the map