quiz Flashcards
what is spatial analysis?
analyzing patterns and relationships within an area or geographic data. example- distribution of natural resources or the movement of people or goods
explain the difference between objects being clustered and objects being dispersed
objects that are clustered are close together and objects that are disperse are spread out
what is the difference between reference maps and thematic maps?
reference maps emphasize the location of places without using data. thematic maps not only display locations, but also have a main topic or theme that uses data from the location
flow line
displays the movement of different goods or people between different places
what is the difference between and interrupted map and an uninterrupted map?
interrupted maps attempt to remove distortion by removing parts of the globe. uninterrupted maps display the entire earths surface
what is the fundamental problem in all maps?
you try to put a 3d globe on a 2d surface so you have distortion
the type of projection originally used for maritime travel
mercator
type of projection that displays an interrupted map
goode homolosine projection
example of a reference map
political boundaries
absolute direction
the exact direction in which a person is heading. example- the compass would be at 180 degrees
relative direction
the direction given in relation to another objects current location; it is dependent on the surrounding area
absolute distance
the exact distance between two places or objects, measured in quantities terms such as miles, kilometers
relative distance
the approximate measurement between two places, often measured in time
example of thematic map
weather
example of thematic map
weather
