Unit 1 Flashcards
Political Map
Reference map, Shows human created boundaries (ex. countries, states, cities, capitals etc.)
Locator Map
Reference map, Illustrations in books to shows specific locations found in the text. (Narnia, Treasure map)
Isoline map
Thematic map, Uses lines to connect points of equal value to show variations of data.
- distance between lines shows change.
Cartogram
Thematic map, Shows the size of an area according to a specific statistic.
Choropleth map
Thematic map, Uses colors, shades, or patterns to show location + distribution of spatial data.
Dot Distribution map
Thematic map, Uses dots to show location and distribution of something. Amount of dots represent different quantities.
Graduated Symbol map
Thematic map, Uses different symbols of different sizes to show different amounts of something. Bigger symbol= more, Smaller symbol= less.
Road map
Reference map, Shows streets, alleys, highways.
Physical map
Reference map, Shows natural geographic features; rivers, lakes, mountains, deserts etc.
Plat map
Reference map, Shows property line and landownership.
Reference maps
Maps that show general information
Thematic maps
Map that shows patterns of a particular subject matter (theme) in a geographic area.
Qualitative Data
Geographic data collected with a humanistic approach. (ex. polls, surveys, interviews)
Quantitative Data
Geographic data that can be recorded and measured in numbers.(ex. statistics, graphs, population)
Map projection
Depicting a curved globe on a flat surface.
Mercator projection
Purpose- navigation, pros-accurate direction and shapes, cons- size of land masses.
Peters projection
Purpose- size(spatial distribution), pros- accurate land size, cons-inaccurate shape of land.
Conic projection
Purpose- regional mapping, pros- size and shape are close to reality, cons- direction is not constant.
Robinson projection
Purpose- general use, pros- no glare distortion + oval shape resembles globe, cons-size, shape, distance, direction.
Absolute location
The precise place where something is found.
Relative location
Description of where something is in relation to the surrounding area.
Absolute direction
Directions according to a compass .
Relative direction
directions based on a person’s surroundings and perception.