Unit 1 Flashcards
Vocab Master
Place
A specific place on earth, distinguished by a particular characteristic.
Region
An area of earth defined by multiple distinctive characteristics. ( ex. North America).
Scale
The relationship between the portion of earth being studied and earth as a whole. ( from local to global)
Space
The physical gap between two objects or places.
Connection
Relationships among people and objects across the barrier of space.
Map
A 2-D model of Earth’s surface, or a portion of it.
Cartography
The science of map-making.
Global Positioning System (GPS)
The system determining the precise position of somewhere on Earth.
Geotagging
Identifying and storing information by its precise latitude and longitude.
Geographic Information System (GIS)
Captures, stores, and displays geographic data.
Geographic Information Science (GIScience)
Analysis of data about Earth acquired through satellite and electronic information.
Remote Sensing
The acquisition of data about earth from long distance information technologies.
Volunteered Geographic Information (VGI)
Creation and dissemination of geographic data contributed voluntarily and for free by individuals.
Citizen Science
Scientific research by amateur scientists.
Participatory GIS (PGIS)
Community-based mapping.
Mashup
Map that overlays data from one source on top of a map provided by a mapping service (like Google Maps).
Map Scale
The size of a feature on a map compared to in the real world.
Written Scale
“1 centimeter equals 100 kilometers”
Graphic Scale
A bar lined marked grid across a map to show distance on Earth’s surface.
Ratio Scale
“1:1,000,000”
Projection
Transfer of locations on Earth’s surface to a map.
Longitude
Arc between the north and south poles. Measure distance east or west from Prime Meridian. aka meridian
Latitude
Circles that run around earth and do not touch. Measure distance north or south from equator. aka parallels
Prime Meridian
0 degrees longitude that runs through Greenwich, England.