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46 Cards in this Set
- Front
- Back
Parallels
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circles that run east and west around the world parallel to the equator.
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Latitude
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the angular distance north or south of the equator.
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Meridians
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a semicircle running from pole to pole, used to establish east- west locations.
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Prime Meridean
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this meridean is 0 degrees and runs through Greenwhich, England.
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Longitude
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the angular distance ease or west of the prome meridean.
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Geomagentic Poles
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the point on earth;s surface just above the poles of the imaginary magnet.
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Magentic Declination
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the angle between the direction of the geograohic pole and the direction in which the compass needle points.
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True North
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15 degress west of the direction of the geographic north pole.
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Map Projection
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a flat map that represents the three-dimensional curved surface of a globe.
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Cartography
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the science of map making.
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Parallels
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circles that run east and west around the world parallel to the equator.
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|
Latitude
|
the angular distance north or south of the equator.
|
|
Meridians
|
a semicircle running from pole to pole, used to establish east- west locations.
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Prime Meridean
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this meridean is 0 degrees and runs through Greenwhich, England.
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Longitude
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the angular distance ease or west of the prome meridean.
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Geomagentic Poles
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the point on earth;s surface just above the poles of the imaginary magnet.
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Magentic Declination
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the angle between the direction of the geograohic pole and the direction in which the compass needle points.
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True North
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15 degress west of the direction of the geographic north pole.
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Map Projection
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a flat map that represents the three-dimensional curved surface of a globe.
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Cartography
|
the science of map making.
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Parallels
|
circles that run east and west around the world parallel to the equator.
|
|
Latitude
|
the angular distance north or south of the equator.
|
|
Meridians
|
a semicircle running from pole to pole, used to establish east- west locations.
|
|
Prime Meridean
|
this meridean is 0 degrees and runs through Greenwhich, England.
|
|
Longitude
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the angular distance ease or west of the prome meridean.
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|
Geomagentic Poles
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the point on earth;s surface just above the poles of the imaginary magnet.
|
|
Magentic Declination
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the angle between the direction of the geograohic pole and the direction in which the compass needle points.
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|
True North
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15 degress west of the direction of the geographic north pole.
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Map Projection
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a flat map that represents the three-dimensional curved surface of a globe.
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Cartography
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the science of map making.
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Great Circle
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often used in navigation especially by long distance aircraft.
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Mercator Projection
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map projection in which the merideans appear as straight, parallel, evenly spaced lines and form a grid.
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Gnomonic Projection
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map projection in which the parallels appear as unevenly spaced, concentric circles, the merideans appear as straight lines radiating from a central point, and all the other great cirlces appear as straight lines.
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Conic Projection
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map projection in which the merideans converge at the poles.
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Polyconic Projection
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map made by fitting together a series of conic projections of adjoiing areas.
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Legend
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a list of symbols and their meanings
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Scale
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relationship between distance shown on a map and actual distance.
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Topographic Map
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a type of map that is especially useful in earth science
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Topography
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surface features of the earth.
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Elevation
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height above sea level.
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Mean Sea Level
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the point midway between the highest and the lowest tide levels of the pcean.
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Contour Lines
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lines used to show elevation
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Contour Interval
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the difference in elevation between one contour line and the next.
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Relief
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the differnce in elevation between the highest and lowest points of the area being mapped.
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Index Contours
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lines that are on maps and they are printed bolder than any other line.
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Depression Contours
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lines drawn along the inside of the loop and point toward its center, indicating the direction of depression.
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