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1. 3
2.A contour line is a line drawn on a topographic map to indicate ground elevation or depression. A contour interval is the vertical distance or difference in elevation between contour lines. Index contours are bold or thicker lines that appear at every fifth contour line.
3.There are 3 kinds of contour lines you'll see on a map: intermediate, index, and supplementary.Index lines are the thickest contour lines and are usually labeled with a number at one point along the line.Intermediate lines are the thinner, more common, lines between the index lines.
4.The legend is located in the lower left margin. It illustrates and identifies the topographic symbols used to depict some of the more prominent features on the map. The symbols are not always the same on every map. Always refer to the legend to avoid errors when reading a map.
5.Five Basic Colors on a Military Map.
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a computer. The advent of technology in all aspect of human life made life simple and easy.The fast processing and error checks makes writing in computer a unique to 20th century. The handwriting never significant here as one can take any font to inscribe the text and the standardization and uniqueness of each characters makes computer typing the best of all writing tools. The features available are enormous that one has different options available in writing in computers.
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