INDUSTRIAL REVOLUTION: Inventions
Fill in the blanks using this lesson's lecture notes.
THE TELEPHONE: Alexander Bell’s father was a teacher of the
___________________. Bell
invented the first hearing aid around 1875.
When a wire connected two of these
devices, the ___________________
was born. Its first successful test came in 1876. By
1900, 1.5
million homes had phones. Long distance came in 1892. Bell formed
American Telephone and ___________________
(AT&T), which
became one of America’s
longest lasting monopolies.
ELISHA
OTIS: Invented the ___________________, which was perfected in 1852. With competition from
Westinghouse he improved his elevator, which allowed the creation of the ___________________
and deeper mining operations. Taller office buildings, along with the ___________________, invented by Christopher Sholes in 1867, caused an improvement in
business operation and efficiency. As buildings went higher, cities grew larger
a process called ___________________.
[Cause
and Effects] [Big
Business] [Economic
and Electric Power] [Inventions]
[Quiz]