What is expansion diffusion in human geography?

Expansion diffusion is when innovations spread to new places while staying strong in their original locations. For example, Islam has spread throughout the world, yet stayed strong in the Middle East, where it was founded.

What is expansion in human geography?

Expansion diffusion. The spread of an idea through a population in a way that the number of those influenced becomes continuously larger.

What causes expansion diffusion?

Expansion diffusion occurs when the spreading phenomenon has a source and diffuses outwards into new areas, an example being a spreading wildfire. Relocation diffusion occurs when the spreading phenomenon migrates into new areas, leaving behind its origin or source of the disease.

What are the 4 types of diffusion AP Human Geography?

Expansion Diffusion

• Contagious Diffusion.
• Hierarchical Diffusion.
• Stimulus Diffusion.

What is an example of relocation diffusion in human geography?

Relocation Diffusion occurs when people move from their original location to another and bring their innovations with them. Immigration from country to country, city to city, etc. As they relocate to a new location, they bring their ideas, cultural tradition such as food, music, and more.

What is expansion diffusion?

Expansion diffusion is when innovations spread to new places while staying strong in their original locations. For example, Islam has spread throughout the world, yet stayed strong in the Middle East, where it was founded.

What is the main difference between relocation and expansion diffusion?

Relocation diffusion occurs when a person migrates from their home and shares their culture with a new location. Expansion diffusion occurs when a trend is spread from its originating place, outward.

What are the three types of diffusion in human geography?

This kind of proliferation is known as spatial diffusion. The three main types of this phenomenon are expansion diffusion, stimulus diffusion, and relocation diffusion.

How does contagious diffusion Expansion spread?

Contagious Diffusion



Contagious diffusion is a type of expansion diffusion that refers to the spread of ideas through one-to-one interactions between individuals. As people interact, they take on the culture of the people they are interacting with, and the culture spreads.

What is the importance of diffusion in geography?

What is the importance of diffusion in geography? Improved understanding of innovation diffusion across locations and through social connections can provide us with new insights into the spread of information, technological progress and economic development.

What causes diffusion AP Human Geography?

Quote from video:Often times today diffusion is happening for a number of different reasons we can see that diffusion is occurring because of globalization.

What are the effects of diffusion AP Human Geography?

Quote from video:Both forced and voluntary when people are moving to different geographic. Areas they bring with them their culture and their ideas their religions their languages.

What is the difference between expansion diffusion and relocation diffusion quizlet?

In the case of expansion diffusion, a phenomenon originates in an area, remains strong there, and spreads outward; in relocation diffusion, the phenomenon is carried by migrants to a distant location and diffuses from there.

What unit is diffusion in AP Human Geography?

Quote from video:And relocation diffusion relocation diffusion happens when we see people physically. Move they take with them that culture those traits.

What is called diffusion?

Diffusion is the movement of a substance from an area of high concentration to an area of lower concentration . Diffusion occurs in liquids and gases when their particles collide randomly and spread out. Diffusion is an important process for living things – it is how substances move in and out of cells.

What is diffusion in geography?

Geographic diffusion involves the propagation of innovation or other phenomena, focusing on spread from place to place, leading to maps that differ from one time to another.

What is an example of hierarchical diffusion in human geography?

What is an example of hierarchical diffusion in human geography? When a celebrity starts a fashion trend and this trend slowly becomes popular throughout the United States. Usually, hierarchical diffusion starts in big urban areas (NYC, LA, etc.), then spreads to smaller cities/suburbs, and then lastly to rural areas.

What is the difference between hierarchical and reverse hierarchical diffusion?

Hierarchical Diffusion Hierarchical diffusion can help explain how ideas/innovations diffuse from larger to smaller nodes and vice versa. Definition: Reverse Hierarchical Diffusion: Expansion diffusion in which ideas spread from area to area by ways of small towns, temporarily bypassing urban areas.

What are 3 examples of relocation diffusion?

Examples of Relocation Diffusion

• Blues Music. Blues has elements of African music that were taken to the United States by slaves. …
• Hinduism. …
• Buddhism. …
• Amish Settlements in the United States. …
• Curry. …
• The American Log Cabin. …
• The Parsis.