U.S. History Review

Who used the mechanization of the assembly line to increase the productivity of the automobile industry?

• Andrew Carnegie
• Henry Ford
• Cornelius Vanderbildt
• John Rockerfeller

Which picture illustrates an invention by the Wright Brothers?

• 1
• 2
• 3
• 4

During the early twentieth century people gained greater mobility which led to-

• an increase in jobs
• railroad expansion
• movement to suburban areas
• urban population increases

An example of a communications change in America by the early twentieth century was the-

• use of the telegraph
• lack of telephones
• rise in automation
• availability of telephones

All of the following are ways electrification(electricity in homes) changed American life in the early 20th. century EXCEPT-

• television
• electric lighting
• entertainment
• improved communications