APHUG 1.4 2

Vocabulary flashcards covering key terms from the lecture on spatial patterns, land surveys, density measures, and diffusion.

Cluster

Grouping of objects together on Earth’s surface

Agglomeration

Purposeful clustering around a central point or economic growth pole

Random pattern

Spatial distribution lacking rhyme or reason

Scattered

Objects normally ordered but appearing dispersed

Linear pattern

Spatial arrangement forming a straight line

Sinuous pattern

Spatial arrangement forming a wavy line

Land survey pattern

Property-line system that shapes political boundaries of states and provinces

Metes and bounds

Pre-1830s land survey method using natural landscape features to divide land

Township and range system

Rectilinear land survey based on latitude and longitude lines

Long lot pattern

Narrow frontage on a road or waterway with a very long lot stretching behind

Arithmetic density

Number of things per square unit of distance

Physiological density

Number of people per square unit of arable land

Agricultural density

Number of farmers per square unit of arable land

Diffusion (spatial)

Process by which human phenomena spread across Earth’s surface

Hearth

Point of origin or place of innovation