Unit 1 Flashcards
Space Time Compression
How long it takes for a person or idea to travel has gone down as technology improves.
Tobler’s First Law
everything is connected to everything else, but near things tend to be more connected than distant ones
Distance Decay
the effects of distance on interaction, generally the greater the distance the less interaction
Cartography
The art of map making
Purpose of Maps
As a reference tool for location and a communication tool to show the distribution of human and physical features.
Mental Map
An internal representation of a portion of Earth’s surface based on what an individual knows about a place
Reference Map
Shows absolute location and directions, A normal Map
Thematic Maps
A communication tool that shows distribution of human and physical features, they emphasize specific information
Types of Thematic Maps
Cartogram, Proportional Symbol, Dot, Choropleth, Flow, Isoline
Cultural Ecology
the geographic study of human-environment relationships
Relative Location/Situation
The position of a place in relation to another place
Choropleth Map
On these maps, each unit area is shaded or color to suggest magnitude of the event or items within its border. Darker color equals greater occurrence, shows the dominance of a trait
Advantages of Choropleth Maps
Easy to visualize how a measurement varies across an area, when Identifying regions it is important
Disadvantages Of a Choropleth Map
Assumes that a trait is true for everyone in an area, problems with induction, difficult to distinguish different shades in maps, false impression of abrupt changes at boundaries of shaded units
Proportional Symbol/ Graduated Symbol Map
A thematic map that uses symbols, size of symbol corresponds to magnitude.