Lecture 1- 1.22 - GIS Geographic Information Systems Some Geographic Terms to know 1st Law of Geography \u201cEverything is related to everything else

Lecture 1- 1.22 - GIS Geographic Information Systems...

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GIS: Geographic Information SystemsSome Geographic Terms to know:1stLaw of Geography: “Everything is related to everything else, but near things are more related than distant things”Geographic Techniques: GIS, Cartography, Remote Sensing, Geographic qualitative methods, and geographic quantitative methodsGeographic phenomena: Elements of reality that have spatial attributes. Ex: climateGeographic data: facts (numbers, text, symbols) geographers use to describe or measure geographic phenomena Ex: precipitation dataGeographic location: Important attribute of activities and phenomena happened in a place. Absolute location is restricted to a fixed-grid system and relative location is the position of an object relative to another objectGeographic scale: means the size of the area to be studiedSpatial: refers to any space, but in this course it refers to the space of the Earth’s surface and the same meaning as geographicGeospatial: implies a subset of spatial applied to the Earth’s surface. More on geographic

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