Diffusion of Language (College Board AP® Human Geography)

Study Guide

Kristin Tassin

Written by: Kristin Tassin

Reviewed by: Jacque Cartwright

Language Families

  • Language is a crucial component of the cultural landscape, and language contributes to group identity

    • Loss or extinction of a language can negatively impact group identity and cohesion

    • Language extinction occurs when a language is no longer spoken by anyone as their native language

  • A language family refers to a group of languages that share a common ancestor language

  • The Indo-European language family includes languages spoken as native languages by nearly half of the world’s population and is the largest language family

    • German, English, French, Spanish, and Hindi are included in the Indo-European language family

    • English is a Germanic language within the Indo-European language family

    • Spanish, French, Portuguese, Italian, and Romanian are all Romance languages within the Indo-European language family

Dialects

  • Dialects are regional variations of a common language, which include some different vocabulary and pronunciations

    • Specific dialects can be found in both the Southern and Northeastern United States

    • British English and American English are two dialects of English

Isogloss

  • An Isogloss is a boundary that separates regional language variations

    • For example, an isogloss line in Germany separates northern and southern German dialects

Examiner Tips and Tricks

The multiple-choice section of the AP Exam consists of both individual questions and set-based questions. Individual questions are one-off questions that ask about something specific. Individual questions may include a stimulus (a map, graph, chart, quotation, or data set) or be asked without a stimulus. See the Worked Example below to see an example of an individual question with a stimulus.

Worked Example

Image: Spanish-speaking countries

How does the map above illustrate the diffusion of the Spanish language globally?

A. Spanish movies and television shows are watched all over the world and have become the dominant form of media globally

B. Official use of the Spanish language has persisted in former colonies after independence

C. It shows the spread of Spanish via expansion diffusion

D. It demonstrates the use of Spanish as a lingua franca in supranational organizations, such as the United Nations

E. Demonstrates the effects of the spread of popular Spanish cuisine in spreading the Spanish language

Answer

B. The map shows the use of Spanish in former colonies (in South America and the Philippines). Answer A applies to English, not Spanish. C is incorrect because Spanish was primarily spread by relocation diffusion due to colonization. D is incorrect because, even if Spanish was used as a lingua franca in supranational organizations, there is no evidence of that presented on the map. And E is incorrect because, though Spanish cuisine is popular, there is no indication from the data presented on the map that the spread of food had any effect on language acquisition 

Diffusion of Language Families

  • The origin of language families can be traced back to their hearths

  • Diffusion of language has occurred through travel, trade, migration, and conquest. For example:

    • The Roman Empire spread Latin across much of Europe

    • Arabic was distributed across North Africa through conquest and East Africa through trade

    • Spanish, French, and English diffused to the Americas through colonization

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Kristin Tassin

Author: Kristin Tassin

Expertise: Geography Content Creator

Kristin is a high school educator with 10+ years of experience teaching AP Human Geography, World History, and US Government. She holds a Ph.D. in History and has published articles in leading journals. Fluent in Arabic and Turkish, Kristin is also an exam grader and active volunteer in history education initiatives.

Jacque Cartwright

Author: Jacque Cartwright

Expertise: Geography Content Creator

Jacque graduated from the Open University with a BSc in Environmental Science and Geography before doing her PGCE with the University of St David’s, Swansea. Teaching is her passion and has taught across a wide range of specifications – GCSE/IGCSE and IB but particularly loves teaching the A-level Geography. For the past 5 years Jacque has been teaching online for international schools, and she knows what is needed to get the top scores on those pesky geography exams.