1.1 Flashcards
(29 cards)
What are the three types of maps?
Locator, Reference, Thematic
What do locator maps indicate?
Location of event or phenomena
What is a characteristic of reference maps?
Show boundaries of countries, states, counties, cities, etc.
What do physical reference maps indicate?
Physical features such as mountains, lakes, rivers, plains, etc.
What are special purpose maps?
Maps that show parks, zoos, shopping zones, etc.
What is a choropleth map?
Uses colors or shading to show data, usually with political boundaries
What does a dot distribution map show?
Actual, precise location of phenomena using dots
What is a graduated/symbol proportional symbol map?
A graph on a map that uses symbols of varying size to represent data
What do isoline maps display?
Lines of equal value
What is a cartogram?
A map where areal units are displayed based on a specific statistic
What is spatial association in geography?
Looking for relationships between data/characteristics
What is absolute location defined by?
Latitude and longitude
What is relative location?
Described based on relationship to other things
What are the cardinal directions?
North, South, East, West
What are the intermediate directions?
Southeast, Southwest, Northeast, Northwest
What are the types of distribution patterns?
- Clustered (agglomerated)
- Linear
- Dispersed
- Circular
- Geometric
- Random
What is a common problem with maps?
Projection will distort image
What are typical distortions in maps?
- Shape (elongated or squat)
- Distance (increased or decreased)
- Area (one area may appear larger than it is)
- Directions (may be perceived differently)
What is the difference between Mercator and Robinson projections?
They represent the world differently, affecting distortions
What is simplification in map-making?
Leaving things off the map
What is symbolization in mapping?
Using symbols to help define data points
What is classification in the context of maps?
Reducing information by grouping into sets
What are natural breaks in classification?
Subjective divisions in data
What does induction in geography refer to?
Making inferences based on larger levels
