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Maps & Geo Tools

Types of maps and the geographer's tools

QuestionAnswer
What are physical features? Things made by nature
Which way do lines of latitude go? And what do they tell you? They go side to side; they tell you how far N or S of the Equator you are
Which way do lines of longitude go? And what do they tell you? They go up and down; they tell you how far E or W of the Prime Meridian you are
What does a physical map show? Natural features like deserts and mountains
What does a political map show? Country boundaries and major cities
What does a population density map show? Average number of people per square mile
What does an economic map show? Natural resources and land use
What does a climate map show? Average temperatures and precipitation in an area
What are the strengths and weaknesses of globes? Strength: Shows the correct shapes of continents Weakness: Cannot show detail
What are the strengths and weaknesses of maps? Strength: Can show great detail Weakness: Shapes of continents get distorted
What is distortion, and why does it happen? Distortion is when the shapes of places on a map are not accurate. This happens because the earth is a sphere and a map is flat.
What are the 3 parts of the Global Positioning System (GPS)? 1. Satellites 2. Control system / workers 3. Handheld receivers / devices
How does the GPS system work? Satellites send signals to the receivers, which then tell the user directions. Workers monitor the satellites and make sure they are functioning correctly.
What is a Geographic Information System (GIS)? A computer database that shows information on maps that can be layered together to help people make decisions.
What does a topographic map show? Shows how high or steep the land is an area
What is the difference between large-scale and small-scale? Large-scale is more "zoomed in" on a place. Small-scale is more "zoomed out."
Created by: lisalunn