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20 Cards in this Set
- Front
- Back
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Parallels
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Circles that run east and west around the world parellel to the equator.
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Latitude
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Latitude is measured in degrees and measure the north and south hemisphere in degrees.
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Meridians
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Used to establish east and west locations.
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Prime Meridian
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Passes through the 0 degree.
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Longitude
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Is the angular distance, measured in degrees, from east to west.
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Geomagnetic Poles
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Earths surface just above the poles is an imaginary magnet.
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True North
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The direction of the geographic north pole.
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Cartogrophy
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The science of map making.
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Map Projection
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The three dimensional face of the map.
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Mercator/Gnomic/Concic Projections
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Projections that are not entirely accurate.
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Legend
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The symbols are explained in the map.
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Scale
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To be accurate you much have a scale to show sizes of it.
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Topographic
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A type of map that is especially good to show
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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 lowest tide levels of the ocean.
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Contour Lines
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On Topographic maps they are used to show elevation.
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Contour Interval
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Difference in elevation between one contour line and the next.
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Releif
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Difference in elevation between the highest and lowest point of elevation.
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Index Contours
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Are bold contour intervals used to make map reading easier.
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Depression Contours
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a depression or decrease in elevation.
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