← Unit 5 part 3 Export Options Alphabetize Word-Def Delimiter Tab Comma Custom Def-Word Delimiter New Line Semicolon Custom Data Copy and paste the text below. It is read-only. Select All Services performance of duties or provision of space and equipment helpful to others consumer services businesses that provide services primarily to individual consumers, including retail services and personal services. Business Services Services that primarily meet the needs of other businesses. Public Services Services offered by the government to provide security and protection for citizens and businesses Clustered Rural Settlements A rural settlement in which the houses and farm buildings of each family are situated close to each other and fields surround the settlement Dispersed rural Settlements A rural settlement pattern characterized by isolated farms rather than clustered villages Enclosure Moment The process of consolidating small landholdings into a smaller number of larger farms in England during the eighteenth century Gravity Model A model that holds that the potential use of a service at a particular location is directly related to the number of people in a location and inversely related to the distance people must travel to reach the service. Central Place A market center for the exchange of services by people attracted from the surrounding area. Central Place Theory A theory that explains the distribution of services, based on the fact that settlements serve as centers of market areas for services; larger settlements are fewer and farther apart than smaller settlements and provide services for a larger number of people who are willing to travel farther. Market Area The area surrounding a central place, from which people are attracted to use the place's goods and services. Threshold a region marking a boundary Rank-size Rule A pattern of settlements in a country, such that the 11th largest settlement is Un the population of the largest settlement. Primate City Rule A pattern of settlements in a country, such that the largest settlement has more than twice as many people as the second-ranking settlement. Basic Industries Industries that sell their products or services primarily to consumers outside the settlement. Non Basic Industries Industries that sell their products primarily to consumers in the community. Economic Base A community's collection of basic industries. Central business District area in city center dominated by large stores, offices, and buildings Sustainable Development Development that meets the needs of the present without compromising the ability of future generations to meet their own needs. Greenhouse effect warming that results when solar radiation is trapped by the atmosphere Global Warming Theory Theory that the Earth is gradually warming as a result of an enhanced greenhouse effect in the Earth's atmosphere caused by ever-increasing amounts of carbon dioxide produced by various human activities. Renewable Resources resources that can be replaced Nonrenewable Resources resources that cannot be replaced