key terms for Unit 1 of APHG Exam
Mercator projection
Shows accurate directions but significant distortion of size
Good Homolosine projection
Shows true size and shape of land masses but distortion in distances near edges
Robinson projection
Preserves size and shape of land masses but spreads distortion out
Gall-Peters projection
Distortion with shape and direction
Interrupted map
Tries to remove distortion by removing parts of the globe
Uninterrupted map
Displays entirety of the earth’s surface
Reference maps
Used for directions and boundaries
Absolute direction
Exact location
Relative direction
Approximate direction depending on another object’s location
Thematic maps
Display spatial patterns using quantitative data
Geospatial technologies
Remote sensing, GIS, GPS
Qualitative data
Often in word form
Quantitative data
Collected through numbers
Small scale
Global scale
Large scale
Local scale
Supranational organization
Organizations like the United Nations
Absolute location
Exact spot on earth using longitude and latitude
Relative location
Description based on surrounding area
Placelessness
Lack of identity in a place
Time-space compression
Reduction of time for movement between places
Distance decay
Effect of distance on cultural or spatial interactions
Environmental determinism
Environment sets possibilities for human society
Environmental possibilism
Environment limits society but people can adjust
Scale
Relationship of map distance to ground distance
Scale of analysis
Observation of data at different scales
Formal regions
Defined by common attributes
Functional regions
Organized around nodes
Perceptual regions
Linked by opinions and beliefs