Map Skills- Definitions Flashcards
Conical hill
A hill with a uniform slope represented by concentric contours
Contour interval
The difference between two contour lines lying alongside each other
Contour lines
Lines that join places of equal heights
Gradient
The slope of a landscape
Slope
An incline; can be gentle or steep
Spur
Higher lying area
Relief
Form or shape
Model
Representation of reality
Concentric
Circles and spheres of different sizes with the same middle point
Terrain
Stretch of land
Undulating
Shaped like a gentle wave
Concave
Curving or caving inwards
Infrastructure
Structures such as roads, railway lines, buildings and power supplies
Digital mapping
Recording images of the land that are corrected for scale automatically
Orthophotos
Combination of a map and photograph, made from vertical aerial photographs by adding map information to the orthophotos
Vertical aerial photographs
Photographs captured from the air by a large camera that is fixed to the floor of an aeroplane which is flying directly above the photographed landscape
Inaccessible
Connot be reached
Superimposed
One thing is placed over another so that both are visible
Co-ordinates
Intersections between lines of latitude and lines of longitude
Graticule
Horizontal and vertical lines which resemble a fishing net and represent meridians and parallels
Height clue
An indicator or mark of height
Line scale
Scale used to read off ground distance quickly
Map symbols
Point, line and area symbols evident on topographic maps
Ratio scale
A map scale which has proportion values
Scale
The distance between places, features, objects and symbols on the map represents the actual distance between these on the ground
Spot height
A symbol on a map that shows the exact height of the land
Trig beacon
Symbol that represents height on a map, shown by a triangle with a number above it and the actual height above sea level next to it
Perennial
Lasting through a year or several years
Surveyors
People who examine and record the features of an area to create a map
Proportionate
Corresponding in size to something else
Clustered settlement
Uncleared settlements that form near scarce resources
Dispersed pattern
A settlement where building are scatted over a wide area
Land use zone
Area of land allocated for a specific purpose.
Linear pattern
Settlement pattern formed along transport routes
Profile
The view or landscape of the land
Settlement pattern
Shape, size and location of settlements
Density
The quantity of people or things in a given space
Facilitates
Makes easier
Amenities
Facilities such as hospitals, schools or shops.
