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the interchangeable parts were invented in the 19th century.

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the interchangeable parts were invented in the 19th century.

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eli whitney was the one who invented it.
it was used to allow relatively unskilled workers to produce large numbers of weapons and lower cos and made repair infinitley more easier.

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the natiopnal road was invented in 1811-1834.
the federal government invented the national road.
the national government was usefull for main transport part to the west for thousands of settlers.
the national road changed a little because in 2002 the full road including extarsions west to baltimore and west to st.Louis was designated to historic national road to all american roads.
www.wikipedia.com

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Threshing Machine
It was invented in 1786 by a man named Andrew Meikle before it was invented the people used to separate the grains by hand the machine was made for separating the grains.
websites- Google.com
Wikipedia.
Diamond.

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Steamboats now have stranger engines, and they grew in size and luxry.

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Steamboats now have stranger engines, and they grew in size and luxry.

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www.musem
James

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it was invented 1830s
Cyrus McCurmick invented the mechanical reaper
helped cut the grass for the crops and for the harvest
the mechanical reaper changed its faster than the old one it help better for people
www.wikipwedis.org/wiki/Reaper

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The steamboat was used to carry goods, and people from one place to another.

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The steamboat was used to carry goods, and people from one place to another.

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James

Wikipida

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Websites I used, Wikipedia.org and trainhystory.net

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when was the steam locomotive invented 21 february 1804
who invented steam locomotive richard trevithick.
how is it useful the invention of the steam engine made life easier because it improves transportaion methods.
they do not use it no more
google.com

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The Macadmized Road System was invented in 1820 by John Loudam.The Macadam Road is an Stone Road that makes cars get to an destination without going through a bumpy Road.It has improved over the years because now to make new roads they use Machines. www.wikipedia

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Was cotton gin invented - 1794
Who invented the cotton gin - Eli Whitney
How is the cotton gin useful -

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It changed industry, human expansion, and the way we travel on daily basis

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James
Wikipida

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Telegraph
-May 24, 1844
-Samuel F.B. Morse
There were signing systems that enabled people to communicate over distance's.
-Morse found when he began to develop his idea that he had little real understanding of the nature of electricity , and after sporadic attempts to work with batteries, magnets , and wires.
- Libraryofcongress.com

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It is useful for transportation

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I t was proposed in 1808, completed in 1825.  The canal links the water of Lake Erie to the Hudson River, from west to east. The Erie Canal enlarged between 1836 - 1862 to become 70 ft. deep and 7 wide, then again the state decided to enlarge it again in 1903. It was 12-14 ft. deep, 120-200 ft. wide, and 338 miles long. Jesse Hawley invented the Erie Canal with the support of Joseph Ellicot.
www.eriecanal.org
Janelly

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Wikipidia

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Richard Trevithick invented steam powered trains

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when was the flying shuttle invented?
the flying shuttle was invented in 1733

who invented it ?
john kay invented it.

how is it useful?
it allowed a single weaver to weave much wider fabrics, and it could be mechanized, allowing for automatic machine looms.
how has this invention changed over time?

The increase in production due to the flying shuttle exceeded the capacity of the spinning industry of the day, and prompted development of powered spinning machines, beginning with the spinning jenny and the waterframe, and culminating in the spinning mule, which could produce strong, fine thread in the quantities needed.

searched all information in www.wikipedia.com

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The steam powered train was invented Febuary 21, 1804

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The Spinning Jenny was invented in 1764 by James Hagreaves. It useful because it revolutionises the process of cotton spinning.They now have machinery  to create our clothes so we dont need a Spinning Jenny.

WWW.intruging-history.com/spinning jenny.
Inventors.com
WWW.bl.uk/learing/timelin

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The railroad was invented in 1830s-1860s
Richard Trevitthick was the inventor of railroads
Railroads was useful for transportation
Now a das people dont use railroads a lot becuse there are more tranportation invented

WWW.ushistory.org/us/25b.asp

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invented by Thomas Newcome in 1698, the invetion helped change the way people travel and transport goods.
websites- livescience.com
-paige

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invented in 1785
Edmund Cartwright invented it
the invention used water as power instead of humans which sped up the process
it changed over the course of 47 years

websites- google.com, inventors.about.com, historymesh.com

Saadia A