Midterm Flashcards
Black on map
man-made features
Blue on map
Water features
Brown on map
Relief features and elevation
Green on map
Vegetation
Red on map
Man made features used on older maps
Red-Brown on map
Cultural features and non surveyed spots
Five major terrain features
Ridge, Hill, Saddle, Valley, and Depression
Three Minor Terrain Features
Draw, Spur, Cliff
Two supplemental terrain features
Cut & Fill
Three North’s
True, Magnetic, Grid north
How to find back azimuth?
If greater than 180, subtract 180, if less than 180, add 180
How to convert Magnetic azimuth to grid westernly?
Subtract G-M angle
How to convert grid azimuth to magnetic westernly?
Add G-M angle
Contour interval?
20 m
Who is eligible to military salute?
The president
Commissioned and warrant officiers
Medal of honor recipients
Officers of allied foreign countries