The cotton gin was introduced in 1793. What was the effect of this invention in the US? Production of cotton decreased by 32% between 1800 and 1820.
Production and export of cotton decreased by 50% between 1800 and 1860.
Production and export of cotton initially increased, then began to decline.
The export of cotton increased by 50% between 1800 and 1860

How are diamonds and graphite the same? how are they different? a. both diamonds and graphite are made entirely out of carbon. they are different because the carbon atoms are arranged differently with a more three-dimensional structure in diamonds and flat layers in graphite. b. both diamonds and graphite have atoms that are arranged with flat layers. they are different because only graphite are made entirely out of carbon. c. both diamonds and graphite have atoms that are arranged with three-dimensional structures. they are different because only diamonds are made entirely out of carbon. d. diamonds and graphite have no similarities. they are different because the carbon atoms are arranged differently with a more three-dimensional structure in diamonds and flat layers in graphite.

What was the overall impact of eli whitneys introduction of interchangeable parts?

What were two reasons for world war ii? -separation of nationalities -territorial disputes over lost territories -settlement in the previous war suited the monarchs