Reading a Map

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Published on February 21, 2009

Author: mrjtoombs

Source: authorstream.com

BELLRINGER Looking at the map of Georgia, what makes certain areas have large cities & other areas have small town?:  BELLRINGER Looking at the map of Georgia, what makes certain areas have large cities & other areas have small town? Near major roads Near major water source Reading a Map:  Reading a Map Map maker, map maker, make me a map…:  Map maker, map maker, make me a map… Cartographer – people who make maps - Back in the day: by observation - Today: GPS (Global Positioning System) Relative location – where an object is in relation w/ something else Key/Legend:  Key/Legend List that explains what the symbols stand for Compass Rose:  Compass Rose Cardinal – main directions (N, E, S, W) Intermediate – (NE, SE, NW, SW) Most of the time, only N is labeled Cities:  Cities Represented by a dot Bigger the dot , bigger the city Boundary Lines:  Boundary Lines Shows borders between different countries, states, or counties. Thicker the line, the larger the area Capital:  Capital National capitals are often represented by Scale Bar:  Scale Bar Scale – ratio b/w size of something & representation of it. Scale:  Scale Small-scale Maps -Used to show a large area w/ a SMALL amt of detail - 1in = big # - ex: maps of countries, world Scale:  Scale Large-scale Maps - used to show a small area of the earth’s surface w/ a LARGE amt of detail - 1in = very small # - ex: maps of cities, towns, amusement parks 0mi 1 Scale Practice:  Scale Practice Map of the US Map of the school Map of the Southeast Railroad system of California Map of a mall Small scale Large Scale Small Scale Small Scale Large Scale Identify the States:  Identify the States 1 2 3 4 5 7 6 Identify the States:  Identify the States 1 2 3 4 5 7 6 Identify the States:  Identify the States 1 3 4 5 7 6 2 Identify the States:  Identify the States 1 2 3 4 5 7 6 Identify the States:  Identify the States 1 2 3 5 7 6 4 Identify the States:  Identify the States 1 2 3 4 7 6 5 Identify the States:  Identify the States 1 2 3 4 5 7 6 Identify the States:  Identify the States 1 2 3 4 5 6 7 Identify the States:  Identify the States 1 2 3 4 5 7 6 Types of Maps:  Types of Maps Satellite – shows landforms & climate Political – shows boundaries of govt (countries, counties) Types of Maps:  Types of Maps Typographic – shows elevation Special purpose or thematic – used to show a certain theme Projection:  Projection Prob: Globe is round, but maps are flat Mercator:  Mercator Pro: Allows navigators to plot straight line b/w 2 pts Con: Top & bottom of map is distorted b/c curve of the globe Robinson:  Robinson Pro: Shows the correct shape of continents Cons: distortion of distance Conical:  Conical Pros: Very accurate at showing areas near the poles Cons: Less accurate the further out you go Practice:  Practice Looking at the following examples, what type of map projection should be used? Learning the shape of the continents Planning an expedition to Antarctica Captain of a cruise liner Robinson Conical Mercator Explorer Activity:  Explorer Activity Identify the States:  Identify the States 12 11 10 9 8 6 7 Montana Arizona Oregon 1 3 5 4 2 Identify the States:  Identify the States 12 11 10 9 8 6 7 Texas N. Mexico Colorado 1 3 5 4 2 How do I remember… the little states:  How do I remember… the little states New Jersey Maryland Today’s Bellringer Divide & Conquer:  Divide & Conquer Hemispheres - halves Second Type of Location:  Second Type of Location Absolute Location – exact spot where a place is found on the globe Grid system – like an imaginary net that covers the earth Imaginary Grid:  Imaginary Grid LATITUDE (runs N & S) LONGITUDE (runs W & E) Tropical Climate:  Tropical Climate Tropics – located b/w 23.5 N & 23.5 S; hottest areas on earth. Open Note Quiz:  Open Note Quiz Map Projections:  Map Projections ___ Size/shape of continents is correct, but distance distorted ___ Distance is correct, but size of landforms is distorted ___ Center of map correct, but distorted as you move outward A. Conical B. Mercator C. Robinson C B A What’s the problem pros & cons of maps?:  What’s the problem pros & cons of maps? Pros: more portable; easier to measure distance Cons: sizes & distances are distorted Tennis Ball Globe:  Tennis Ball Globe You will create a model of Earth using a flat map of Earth and a tennis ball. Cut out the Map Cut-out. 2. Wrap so the Equator goes around the middle of the ball. 3. Tape map together at Equator. 4. Put a piece of tape at each of the poles—the top and bottom of the ball. 5. Bring the points of the map together by pressing them onto the tape one by one.

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