LA 1203 Chapter : 01Class Notes
Document Summary
01 class notes a look at the landscape. La 1203 views of the american landscape. Map scale - graphic - verbal - representative fraction (1:250,000; 1:1,000,000; 1:4,000,000) Large scale = smaller area, more detail, & larger rf number - denominator. Small scale = large area, less detail, smaller rf number - denominator. Thematic maps (use symbols to show one class of geographical information) Mercator"s projection (cylindrical projection) (first published in 1569) Alaska appears far larger than mexico, whereas in fact mexico is larger in land area. So far scientists have not found a way to determine the exact age of the earth. One guess of the earth"s age is 4. 6 billion years ago. The ratio between the distance or area on a map and that same area or distance on the land is the scale of the map. A simple fraction or ratio called the representative fraction or rf. A written statement of map distance compared land distance.
