Land Navigation/Map Reading (Army
Board exam)
What is the Field Manual for map reading and land navigation? - ANSWER FM 3-25.26
What are the basic colors of a map, and what does each color represent? - ANSWER Black -
Indicates cultural (man-made) features such as buildings and roads, surveyed spot elevations,
and all labels.
Red-Brown - The colors red and brown are combined to identify cultural features, all relief
features, non-surveyed spot elevations, and elevation, such as contour lines on red-light
readable maps.
Blue - Identifies hydrography or water features such as lakes, swamps, rivers, and drainage.
Green - Identifies vegetation with military significance, such as woods, orchards, and vineyards.
Brown - Identifies all relief features and elevation, such as contours on older edition maps, and
cultivated land on red-light readable maps.
Red - Classifies cultural features, such as populated areas, main roads, and boundaries, on older
maps.
Other - Occasionally other colors may be used to show special information. These are indicated
in the marginal information as a rule.
What are military symbols? - ANSWER Figures used to represent types of military organizations,
installations, and activities
, Where is the Legend of the map found? - ANSWER Lower left margin
What are contour lines? - ANSWER Imaginary lines on the ground connecting equal elevation,
they represent high and low ground elevation
What are 3 types of contour lines? - ANSWER 1. Index
2. Intermediate
3. Supplementary
How many Mils are in one Degree? - ANSWER 17.7 mils
How many North's are there on a military map? - ANSWER 1. True north
2. Magnetic north
3. Grid north
What shape are the contour lines that indicate a hill? - ANSWER A hill is shown on a map by
contour lines forming concentric circles. The inside of the smallest closed circle is the hilltop.
What shape are the contour lines that indicate a saddle? - ANSWER A saddle is normally
represented as an hourglass
What shape are the contour lines that indicate a valley? - ANSWER Contour lines forming a
valley are either U-shaped or V-shaped.
What shape are the contour lines that indicate a Ridge? - ANSWER Contour lines forming a ridge
tend to be U-shaped or V-shaped. The closed end of the contour line points away from high
ground.
Board exam)
What is the Field Manual for map reading and land navigation? - ANSWER FM 3-25.26
What are the basic colors of a map, and what does each color represent? - ANSWER Black -
Indicates cultural (man-made) features such as buildings and roads, surveyed spot elevations,
and all labels.
Red-Brown - The colors red and brown are combined to identify cultural features, all relief
features, non-surveyed spot elevations, and elevation, such as contour lines on red-light
readable maps.
Blue - Identifies hydrography or water features such as lakes, swamps, rivers, and drainage.
Green - Identifies vegetation with military significance, such as woods, orchards, and vineyards.
Brown - Identifies all relief features and elevation, such as contours on older edition maps, and
cultivated land on red-light readable maps.
Red - Classifies cultural features, such as populated areas, main roads, and boundaries, on older
maps.
Other - Occasionally other colors may be used to show special information. These are indicated
in the marginal information as a rule.
What are military symbols? - ANSWER Figures used to represent types of military organizations,
installations, and activities
, Where is the Legend of the map found? - ANSWER Lower left margin
What are contour lines? - ANSWER Imaginary lines on the ground connecting equal elevation,
they represent high and low ground elevation
What are 3 types of contour lines? - ANSWER 1. Index
2. Intermediate
3. Supplementary
How many Mils are in one Degree? - ANSWER 17.7 mils
How many North's are there on a military map? - ANSWER 1. True north
2. Magnetic north
3. Grid north
What shape are the contour lines that indicate a hill? - ANSWER A hill is shown on a map by
contour lines forming concentric circles. The inside of the smallest closed circle is the hilltop.
What shape are the contour lines that indicate a saddle? - ANSWER A saddle is normally
represented as an hourglass
What shape are the contour lines that indicate a valley? - ANSWER Contour lines forming a
valley are either U-shaped or V-shaped.
What shape are the contour lines that indicate a Ridge? - ANSWER Contour lines forming a ridge
tend to be U-shaped or V-shaped. The closed end of the contour line points away from high
ground.
