Cartography

Answer:

The science of map making.

Contagious Diffusion

Answer:

A rapid and widespread diffusion throughout a population. For example: Excitement among fans in a stadium.

Diffusion

Answer:

The process by which a characteristic spreads across a space.

Cultural Ecology

Answer:

The study of human-environment relationships.

Culture

Answer:

The body of customary beliefs, social forms, and material traits that together constitute the distinct tradition of a group of people.

Density

Answer:

The frequency with which something exists in a given unit of area.

Distance-decay

Answer:

The diminishing in importance and eventual disappearance of a phenomenon (e.g. communication) with increasing distance from its origin.

Distribution

Answer:

The arrangement of something across the earth's surface.

Environmental Determinism

Answer:

How the physical environment caused social development.

Equator

Answer:

Zero degrees latitude.