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13 terms

SC 120 09 15 09

STUDY
PLAY
Map overview
geographical representation of surface features with components of scale and spatial location
Map overview (b)
Shows spatial relationship - Data on geographical and cultural features - Travel and Navigation
Overview of a map
Scope and scale on Maps, Sketches in dirt to works of art and Building size models were made. Scale upward from world atlas
Base maps
Base maps are for general purpose, Maps a region, (outline for other information) Initial overview of an area, spatial framework for thematic maps, Features might include Coastlines Cities, rivers and highways and lakes and political boundaries and county townships and rails and airports
Thematic Map
Detailed info about a specific theme, Superimpose thematic information onto a map and provides a spatial context.
Thematic Map (b)
Agriculture historical and forest cover, Electoral Soils and climate, Land use and population, Slope and wildlife habitat.
Geographical map
Surfaces and features and climate and maybe political Boundaries, Cover a large area and small scale with little detail. E.g. a school atlas
Topographic Map
Shape, elevation and terrain, Used to detail small section of the earth's surface (terrain culture and Vegetation e.g.: 1:50,000 NTS)
Cadastral
Property and land ownership, Boundary and highly developed areas, Utilities and planning Maps
Engineering Maps
Planners and engineers, Technical language, Not public (Dams wells Ditches, Bridges and roadways)
Hydrographic
These are water maps, Drainage catchment and watershed, Depths of lakes and streams, Navigational charts, Bathymetric maps
Geological maps
Strata or subsurface layers of rock (Profiles lineament or fault maps).
Production methods
Satellite and aerial photos, Careful interpretation of images, ground truthing is essential for GIS and key technology.