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an area of Earth distinguished by a distinctive combination of cultural and physical features
Land Ordinance of 1785
a law that divided much of the United States into a system of townships to facilitate the sale of land to settlers
GIS (geographic information system)
a computer system that can capture, store, query, analyze and display geographic data
the acquisition of data about Earth's surface from a satellite orbiting Earth or from other long-distance methods
GPS (global positioning system)
a system that determines accurately the precise position of something on Earth
a circle drawn around the globe parallel to the equator and at right angles to the meridians
the numbering system used to indicate the location of meridians drawn on a globe and measuring distance east and west of the prime meridian
the meridian that passes through the Royal Observatory at Greenwich, England, is 0 degrees longitude
Greenwich Mean Time (GMT)
the time in that time zone encompassing the prime meridian, or 0 degrees longitude
International Date Line
an arc that for the most part follows 180 degrees longitude, although it deviates in several places to avoid dividing land areas
an area within which everyone shares in common one or more distinctive characteristics
the body of customary beliefs, material traits, and social forms that together constitute the distinct tradition of a group of people
the theory that the physical environment may set limits on human actions, but people have the ability to adjust the physical environment and choose a course of action from many alternatives
substances that are useful to people, economically and technologically feasible to access, and is socially acceptable to use
a force of process that involves the entire world and results in making something worldwide in scope
a term applied by geographers to describe the reduction in the time it takes for something to reach another place
the diminishing in importance and eventual disappearence of a phenomenon with increasing distance from its origin
the process by which a characteristic spreads across space from one place to another over time
the spread of an idea through physical movement of people from one place to another
the spread of an idea from persons or nodes of authority or power to other persons or places
the spread of an underlying principle, even though a characteristic itself apparently fails to diffuse
the increasing gap in economic conditions between regions in the core and periphery that results from globalization of the economy
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