definitions for the unit 7 terms. Feel free to correct me if I get one wrong.
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| 9711048259 | barridas / barrios / favelas | illegal housing settlements, usually made up of temporary shelters that surround large cities | 0 | |
| 9711048260 | bid-rent theory | the amount of land different land users are prepared to pay for locations at various distances from the city center | 1 | |
| 9711048261 | blockbustering | the rapid change in the racial composition of residential blocks in American cities that occurs when real estate agents and others stir up fears of neighborhood decline after encouraging ethnic minorities to move to previously white neighborhoods | 2 | |
| 9711048262 | CBD - Central Business District | the downtown heart of a central city, marked by high land values, a concentration of business and commerce and the clustering of the tallest buildings | 3 | |
| 9711048263 | census tract | small districs used by the US Census Bureau to survey the population | 4 | |
| 9711048264 | cityscapes | an urban landscape | 5 | |
| 9711048265 | colonial city | a city founded by colonialism or an indigenous city whose structure was deeply influenced by western culture | 6 | |
| 9711048266 | commercialization | the transformation of an area of a city into an area attractive to residents and tourists alike in terms of economic activity | 7 | |
| 9711048267 | commuter zone | the outermost zone of the concentric zone model that represents people who choose to live in residential surburbia and take a daily commute into the CBD to work | 8 | |
| 9711048268 | counter-urbanization | a demographic and social process whereby people move from urban areas to rural areas | 9 | |
| 9711048269 | decentralization | the tendency of people or businesses and industry to locate outside the central city | 10 | |
| 9711048270 | disamenity sector | The very poorest parts of cities that in extreme cases are not connected to regular city services and are controlled by gangs and drug lords. | 11 | |
| 9711048271 | economic base | the manufacturing and service activities preformed by the basic sector; functions of a city preformed to satisfy demands external to the cirty itself, earning income to support the urban population | 12 | |
| 9711048272 | basic sector | those products or services of an urban economy that are exported outside of the city itself, earning income for the community | 13 | |
| 9711048273 | nonbasic sector | those economic activites of an urban unit that supply the resident population with goods and services and that have no "export" implication | 14 | |
| 9711048274 | edge city | distinct sizable nodal concentration of retail and office space of lower that central city densities and situated on the outer fringes of older metropolitan areas | 15 | |
| 9711048276 | entrepot | a trading center, or simply a trading warehouse where merchandise can be imported and exported without paying for import duties, often at a profit | 16 | |
| 9711048285 | greenbelt | a ring of land maintained as parks, agricultural, or other types of open space that limit the sprawl of an urban area | 17 | |
| 9711048287 | hinterland | the sphere of economic influence of a town or city | 18 | |
| 9711048291 | infrastructure | the underlying framework of services and amenities needed to facilitate productive activity | 19 | |
| 9711048301 | planned community | a city, town, or community that was designed from scratch, and grew up more or less following the plan | 20 | |
| 9711048302 | postindustrial city | a city exhibiting the characteristics of a postindustrial society | 21 | |
| 9711048303 | postmodern urban landscape | the material character of a postmodern urban area | 22 | |
| 9711048304 | primate city | a city of large size and dominant power within a country; a country's larges city, ranking atop the urban hierarchy, most expressive of the national culture and usually (but not always) the capital city as well | 23 | |
| 9711048305 | racial steering or racialization | the practice in which real estate brokers guide prospective home buyers towards or away from certain neighborhoods based on their race | 24 | |
| 9711048306 | rank-size rule | in a modern urban hierarchy, the idea that the population of a city or town will be inversely proportional to its rank in the hierarchy | 25 | |
| 9711048307 | redlining | a practice by banks and mortgage companies of demarcating areas considered to be high risk for housing loans | 26 | |
| 9711048308 | restrictive covenants | a statement written into a property deed that restrics the use of land in some way | 27 | |
| 9711048310 | site | the physical position in relation to the surroundings | 28 | |
| 9711048311 | situation | the position determined by non-physical attributes in relation to its surroundings | 29 | |
| 9711048312 | squatter settlement | residential developments characterized by extreme poverty that usually exist on land just outside of cities that is neither owned nor rented by its occupants | 30 | |
| 9711048317 | threshold | in the central place theory, the size of the population required to make provision of services economically feasible | 31 | |
| 9711048318 | range | in central-place theory, the average maximum distance people will travel to purchase a good or service | 32 | |
| 9711048326 | world city | one of the largest cities in the world, generally with a ppulation of over 10 million | 33 | |
| 9711102312 | central place theory | Walter Christaller theory on city development. In this model hexagons are used to mark the zone of influence in the market. | 34 | |
| 9711130865 | shantytown | a deprived area on the outskirts of a town consisting of large numbers of crude dwellings | 35 | |
| 9711138107 | slum | squalid and overcrowded urban street or district inhabited by very poor people. | 36 |
