QUESTIONS WITH VERIFIED
ANSWERS
What are some of the ways that census data collected can be used? - ANS ✔✔city planning,
directing funds,...
how do GPS and GIS differ? - ANS ✔✔GPS- global positioning system uses satellites to find your
exact location/ direction
GIS- geographic information systems allow us to find and combine/ layer information together
to understand the world (EX: google maps)
What is a region? - ANS ✔✔an area of Earth distinguished by a distinctive combination of
cultural and physical features
formal region - ANS ✔✔An area in which everyone shares in one or more distinctive
characteristics
Functional Region - ANS ✔✔An area organized around a central node (focal point) and the
relationship is typically based around economics, travel, or communication.
Vernacular/Perceptual Region - ANS ✔✔an area based on a person's perspective or perception
of a certain location (informal, sense of place/cultural identity)
thematic map - ANS ✔✔communicate information about a place - spatial aspects - what is it like
there? (choropleth, dot-density, graduated/proportional symbol, cartogram isoline/topographic)
, topographical map - ANS ✔✔a type of map characterized by large-scale detail and contour lines
representing elevation changes.
Cartogram Map - ANS ✔✔the sizes of countries are shown according to a specific variable. Area
is distorted to show a variable
graduated cylinder map - ANS ✔✔Use symbols of different sizes to indicate different amounts
of a variable.
Choropleth Map - ANS ✔✔Use various colors, shades of one color, or patterns to show the
location and distribution of spatial data.
Dot Distribution Map - ANS ✔✔Each dot represents a specified quantity of a spatial
characteristic.
Isoline Map - ANS ✔✔Use lines that connect points of equal value to depict variations in the
data across space. Used for weather and elevation.
why are there different map projections? - ANS ✔✔Maps are selective in what they portray -
different projections are used for different purposes.
Mercator Projection - ANS ✔✔pros- Direction
Shape
Purpose: Navigation
Preserves right angles of latitude and longitude.
cons- Area distorted near the poles
Increases size of high latitude areas.