AP®︎ US History: Topic 9.4 Practice Test
Prepare for your quiz, test, or the AP exam with focused practice questions on Topic 9.4 of AP US History – A Changing Economy.
Questions List
Topic 9.4
Question 1 Easy
This question tests the following: KC-9.2.I.C
Which industry experienced a decline in jobs during the post-industrial transition in the United States?
What You’re Being Tested On:
Explore the learning objectives taken directly from the College Board’s AP® U.S. History Curriculum. Ensure you’re prepared for the exact topics covered on the AP® exam, in-class tests, and quizzes, and gain confidence in your mastery of the material.

Topic 9.4: A Changing Economy
Thematic Focus: Work, Exchange, and TechnologyWXT
The interplay between markets, private enterprise, labor, technology, and government policy shape the American economy. In turn, economic activity shapes society and government policy and drives technological innovation.
Learning Objective: Unit 9: Learning Objective D
Explain the causes and effects of economic and technological change over time.
Historical Developments: KC-9.2.I.A
Economic productivity increased as improvements in digital communications enabled increased American participation in worldwide economic opportunities.
Historical Developments: KC-9.2.I.B
Technological innovations in computing, digital mobile technology, and the internet transformed daily life, increased access to information, and led to new social behaviors and networks.
Historical Developments: KC-9.2.I.C
Employment increased in service sectors and decreased in manufacturing, and union membership declined.
Historical Developments: KC-9.2.I.D
Real wages stagnated for the working and middle class amid growing economic inequality.