USA HISTORY

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WESTWARD EXPANSION INDUSTRIALIZATION URBANIZATION 1870 1900

AMERICAN INDUSTRY DEVELOPMENT IN THE GILDED AGE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Bell first demonstrated his most famous invention on June 25, 1876 at the Centennial Exhibition in Philadelphia. There, he showed that the sound of the human voice could be reproduced, which confirmed his theory that speech patterns can be made to change the intensity of an electrical current.-“Alexander Graham Bell, Inventor of the Week, “ Massachusetts Institute of Technology, 2000 What phrase BEST describes the effect of this development?
A
increased government regulation
B
increased transportation costs
C
increased need for specialized technicians
D
increased speed of communication
Explanation: 

Detailed explanation-1: -As American cities industrialized throughout the nineteenth century, infectious diseases emerged as a real threat. The introduction of new immigrants and the growth of large urban areas allowed previously localized diseases to spread quickly and infect larger populations.

Detailed explanation-2: -Which statement describes an effect of mass production on the U.S. economy? Assembly lines increased the affordability of automobiles.

Detailed explanation-3: -How did the contributions of these post-Reconstruction businessmen affect the United States? Their entrepreneurship helped the United States become a world industrial power.

Detailed explanation-4: -Sources. Invented the telephone which made contact easier between each person(s). 1900 he provided service to more than 800, 000 “telephoniacs” across America. In this age telephone companies offered jobs for women since they were more polite than men, giving people more jobs causing more money.

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