Writing around the world pdf map
The development of printing and engraving meant maps that had previously been painted by hand could be copied more quickly.
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For example, this map at the right of Europe has been distorted to show population distribution, while the rough shape of the continent is still discernible. Map of large underwater features. Using the position of the sun, Eratosthenes was able to calculate the circumference of the Earth without leaving Egypt, his home. A group of contour line circles inside one another indicates a change in elevation. This relationship can be expressed by a graphic scale, a verbal scale, or a representative fraction. When the cone is unwrapped and made into a flat map, latitude lines appear curved in circles or semicircles. Types of Maps Cartographers make many different types of maps, which can be divided into two broad categories: general reference map s and thematic map s. They are more affordable compare to hiring a painter. It can also help a business decide where to locate a new store. Near the center of the map stations are spaced out more than near the edges of map. Surveyors use many instruments to measure the features, or topography , of the land. A map that shows an area in great detail, such as a street map of a neighborhood, is called a large-scale map because objects on the map are relatively large.
World maps are essentially physical or political. Some maps, called cartogramshave the scale deliberately distorted to reflect information other than land area or distance.
Assembly: Required. Encyclopedic Entry Vocabulary A map is a symbolic representation of selected characteristic s of a place, usually drawn on a flat surface. The following are some features that might be shown on general-purpose maps: bodies of water, roads, railway lines, parks, elevations, towns and cities, political boundaries, latitude and longitude, national and provincial parks. Unlike other dry erase maps this graphic was created specifically for use with Dry Erase, minor information was omitted for easier readability and customization by the user. As elevation decreases, contour line circles indicate a depression in the earth, such as a basin. When the cone is unwrapped and made into a flat map, latitude lines appear curved in circles or semicircles. The Landmass Goods world map has a gold top foil area, much like a scratch ticket, with vibrant colors underneath. Topological in nature, only the connectivity is significant.
Although the scale statement is nominal it is usually accurate enough for most purposes unless the map covers a large fraction of the earth. There are many ways to apportion the distortion, and so there are many map projections. Over centuries cartographers have developed the art of placing names on even the densest of maps.
Maps of the zonal and meridional components of wind are frequently compiled for the free atmosphere. The cylinder touches Earth along one line, most often the Equator.
Explorers brought back descriptions of the interiors, as well as the coastlines, of continents. Every map has some sort of distortion. Symbols Cartographers use symbols to represent geographic features.
Like all cylindrical projections, a Mercator projection greatly distorts the size of land near the poles. These maps give a broad understanding of location and features of an area.
So, 1 centimeter on the map represents 1, centimeters on Earth, or 10 kilometers.
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The London Underground map and similar subway maps around the world are a common example of these maps. Government agencies such as the U. Eratosthenes , who lived from about to BCE, calculated the size of the Earth using mathematics and observations of the Sun. From the last quarter of the 20th century, the indispensable tool of the cartographer has been the computer. This determines which projection to use. Just peel off the paper backing and apply to any smooth primed surface. Occasionally sub-maps use the same scale as the large map—a few maps of the contiguous United States include a sub-map to the same scale for each of the two non-contiguous states. In Europe during the Middle Ages , cartographers drew maps reflecting their religious beliefs. Lithography allowed cartographers to make many accurate copies of maps with less labor and expense. This information might be easily displayed in a simple legend.
They consider the needs of their audience and the purpose of the map.
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