Respuesta :
1. Cotton Gin = Eli Whitney ( In 1794 Eli Whitney an American invented the Cotton gin. It reduced the time taken for separating the cotton seeds from cotton fibers.)
2. Sewing Machine = Elias Howe(Elias Howe invented the Sewing machine in 1819, which helped in the sewing of revolutionizing garments.
3. Steam boat = Robert Fulton (Robert Fulton American inventor and scientist is best known for his first successful invention of the steamboat.)
T4. om Thumb steam locomotive = Peter Cooper( It was the first American built locomotive, to operate the common carrier railroad)
5. Embargo Act of 1807 = Thomas Jefferson ( It was a general Embargo possessed by the then president of America Jefferson against Great Britain and France during the Napoleonic wars.)
6. Mechanical Reaper = Cyrus McCormick ( in 1831 McCormick invented the Mechanical Reaper for the use of farmers to harvest crop mechanically.
7. The steel plow = James Oliver ( American Industrialist and Inventor who is known for his South Bend Iron Works which later in the 19th century produced farm plows.
8. Iron plow = Jethro wood ( he was the inventor for Cast- Iron moldboard with replaceable parts.)
