s3_map1 [Compatibility Mode]

s3_map1 [Compatibility Mode] - Understanding maps 1) Please...

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon
Understanding maps 1 1 1) Please bring a copy of the video worksheet – environment (on BB) to class. 2) You will need it after the lecture on maps. 3) The video worksheet will be on the first test! 2 Understanding maps 3 To acquire a working knowledge of: 1) what is map (representation) 2) the power of maps (map functions) 3) how maps work (map elements) 4) types of maps 5) how to interpret maps (map reading) Learning objectives 4 Maps are the ______________ of the geographer. 5 Where Why there Why do we care Geography = the study of why of where the most powerful tool for displaying “where” Role of maps Tool for revealing spatial relationships b/w various phenomena Help to “see” how we are tied to the world as a whole 6 Maps affect how we view the world…
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Understanding maps 2 7 Maps, by their representative nature, are powerful images & often political 8 The nature of maps A map is a 2-dimensional , scaled-down, graphic representation of earth’s surface. 2-D ________ distort reality to some degree. Why? Scaled-down __________ + ___________ Graphic all maps use _________. 9 What are the common elements of these two maps? Map reading exercise: Study the two maps on pp.30-31 & pp.48-49 in your atlas 10 Essential map elements 1) Title 2) Legend 3) Scale 4) Direction 5) Location 6) Projection 7) Data source 8) Date of publication 11 What is this a map of? 12 What’s the East-West distance of this country, roughly?
Background image of page 2
Understanding maps 3 13 What is map scale? Maps are reductions of reality. The amount of reduction is referred to as scale. 14 1) Verbal scale: “1 inch equals 1 mile” 2) Fractional scale Representative fraction : 1/63,360, or Ratio 1:63,360 • (means that 1 unit of distance on the map represents 63,360 of the same units on the ground) 3) Graphic (bar) scale: 40 0 40 80 Miles Many maps include 2 or even all 3 types of scales Three types of map scale Scale can be denoted as: 15 How many types of scale are shown on this map? 16 Map A: 1:1,000 (ratio scale) Map B: 1:1,000,000 (ratio scale) Small-scale vs. large-scale: Confusing? Which has a larger scale? A or B? A larger-scale map covers a _____ part of Earth’s surface? Larger Smaller From map A to map D, does the map scale increase or decrease? A D B C 18 Which is larger scale?
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Understanding maps 4 19 Useful information Especially when reading a map of an unfamiliar region Essential map elements: Direction 20 _______________ are used to locate places on a map.
Background image of page 4
Image of page 5
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 05/16/2011 for the course GPY 235 taught by Professor Xu during the Spring '08 term at Grand Valley State University.

Page1 / 11

s3_map1 [Compatibility Mode] - Understanding maps 1) Please...

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online