Technology

1
Technology

• Maximizing the use of time and energy
• Man to machine
• The evolution of technology in America

2
Cottage Industry

• Before there were factories, textiles and other
  items were produced on a small scale in homes.
• Farming families would supplement their income
  by producing and selling manufactured goods in
  addition to the agricultural products.
• Small scale production

3
The Industrial Revolution
4
The Spinning Jenny
5
The Spinning Jenny

• This machine automated the process of spinning
  cotton fibers into thread.
• Many Jennies could be mounted on a single frame
  and tended by one person.
• Greatly increased the amount of thread that could
  be produced.

6
Factory Work
7
From England to America

• The Spinning Jenny and Power Loom were invented
  in England and made the British very rich.
• The British worked very hard to keep the
  technology to themselves.
• But that didnt last long.

8
Early Industrial America
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The Cotton Gin

• Bales of
  Cotton

10
The Cotton Gin
11
The Cotton Gin

• Invented by Eli Whitney in 1794.
• The cotton gin removes the seeds from short
  staple cotton.
• One person operating the machine could clean 50
  pounds of cotton in a day.
• This made growing cotton in the south
  profitable.

12

• What agricultural invention, designed to increase
  production, had the effect of increasing the
  number of slaves needed for labor in the deep
  south?

The Cotton Gin
13
The Power Loom
14
The Power Loom

• A machine that automated the weaving process.
• Used a flying shuttle to greatly increase the
  speed of the weaving process.
• Like the spinning jenny, power looms used water
  power at first.

15
The Steam Engine
16
The Jungle By Upton Sinclair
17
Immigration

• Increased dramatically between 1840-1860
• Most came from Ireland and Germany
• The growth of factories created a demand for
  cheap labor ..immigrants helped fill this demand

18

• When immigrants came to America, most settled in
  cities
• They settled in areas of the city where others
  from their country had formally settled.
• This created ethnic communities
• Ethnic means people with the same physical
  traits, language, and customs

19
Answer B ethic neighborhoods

• During the 1800s the movement of large numbers
  of immigrants from many different
• countries into large American cities resulted
  in the rapid growth of
• effective public Health programs
• ethnic neighborhoods
• public parks and recreational neighborhoods
• affordable public housing