AP Human Geography 1.4

Flow

Movement of anything between places (people, goods)

Distance Decay

Farther something is, less you interact with it (long distance relationship)

Time space compression

Technology makes distant things closer; interactions increase as travel and communication are faster

Relocation Diffusion

something spreads because people move and carry it with them

expansion diffusion

idea spreads outward from its origin and grows

Hierarchial Diffusion

Spreads from influential people to others at the bottom

Contagious Diffusion

Spreads rapidly and widely (Tiktok trends)

Stimulus Diffusion

Idea spreads but changes based on culture (Mcdonalds menu)

Concentration

Spread of objects in an area (clustered or dispersed)

Density

Amount of objects in an area