Geography: Land Ordinance and GIS Bell-ringer:10/1 What was challenging about making your map? What was easy? What did you discover that you didn’t realize about your neighborhood through creating your map?

US Land Ordinance, 1785  US divided country into townships and ranges so that land could be divided up and sold to white settlers moving West A township is 6 square miles Principal Meridians – some of the north-south lines Base lines – some of the east-west lines

Townships are split into 36 square mile sections (1-36) Tiers are N/S of baselines Ranges are E/W of meridians Sections are divided into 4 quarter-sections (NW/NE/SW/SE) Survey maps have a scale of 1:24,000 (1 in = 24,000 in or 2,000 ft)

How to Read Township and Range:  N ½ of NW ¼ of sec. 19, T44N, R8E R7ER8E T44N NW 24 NENW 19 NE SWSESWSE NW 25 NENW 30 NE SWSESWSE

GIS – activity due Oct 8 On Monday, October 8 th you must hand in to me the following: 1. A print out of your GIS map that you made from nationalatlas.gov AND your print out of your googlemap made on google earth. (15pts) 2. A two-paragraph reflection. (15 pts) 3. If you do not have a printer, you may me your maps and your reflection. You must me BEFORE class on Monday, October 8 th for this assignment to be on

Paragraph reflection The first paragraph must answer the following questions: What spatial phenomena really stick-out when you analyze each of the images? For example, how does the terrain on the Google Earth image affect your analysis of the watersheds, dams, and orchards? Do you notice similarities? Differences? Why or why not? The second paragraph must answer the following questions: What did you like about this activity? What did you find difficult? What did you learn about the “layers” of our cities, towns, and country? Did you discover new things about how to think about geography by completing this activity? If so, what?