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21 Cards in this Set
- Front
- Back
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epidemiology
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the study of maps
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map
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a simplified image that is a model of part of the earth's surface
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charts
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aviation maps and maps of the ocean
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globe
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a special map showing the earths surface from space
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cartographers
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map makers
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cardinal directions
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north, south, east, west
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equator
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invisible line dividing the northern and southern hemisphere
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latitude
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invisible lines appearing parallel to the equator
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longitude
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invisible lines appearing diagonal to the equator
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geographic coordinates
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latitude and longitude lines
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astrolabes and sextants
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instruments used to measure and calculate longitude
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map projection
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a geometric process that makes the maps surface either a cylinder, a sphere or a plane.
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equatorial projection
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a projection that wraps around the equator
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polar projection
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if projection touches a pole
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oblique projection
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if projection touches somewhere between the equator and poles
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political maps
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shows names, boundaries, and shapes of countries, cities, states and towns
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geographic
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focuses on names, symbols and locations of man-made and natural physical features
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topographic maps
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displays elevation and landform info usually indicated by symbols
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contour lines
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show elevation on maps
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thematic map
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using a theme when plotting data
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GIS
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fastest computerized data system
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