APHuG Unit 1 Vocabulary

Absolute Location

Exact and precise location

Absolute Distances

Exact and precise distance (feet, kilometers, miles)

Aggregation

A group, body, or Mass composed of many distinct parts or individuals.

Arial Photography

Taking photographs from an aircraft or other airborne platforms.

Azimuthal Projection

A map where the Earth’s surface is projected onto a plane

Choropleth Maps

A map in which areas are shaded or patterned in proportion to the measurement of the variable

Cartogram

A map in which the projection and scale are distorted in order to convey the information of a variable

Cartographic Scales

The relationship between the distance on a map and the corresponding distance on the surface

Connectivity

The state or extent of being connected

Clustered Distribution

Spacial pattern where data points or phenomena are grouped closely together

Circular Distribution

A phenomena is spread out roughly in a circular pattern around a certain point

Conic Distribution

The way geographic features or data are represented on a map

Dot Distribution Maps

A map that depicts data that consists of discrete observations

Dispersed Distribution

The spatial arrangements of individuals within a population

Data Table

An arrangement of information or data usually in rows/columns

Distance Decay

The diminished importance and eventual disappearance of a phenomenon