1. Thomas Jefferson’s purchase of the Louisiana Territory and the Lewis and Clark Expedition opened the west which led to Sectional Polarization.

2. Growth in transportation technologies, such as steam-powered locomotives, steamships, railroad tracks, and canals led to Sectional Polarization.

3. Urban growth in the north, compared to the south and west, as well as differences in the geography (climate and terrain), led to Sectional Polarization

Plz me match the correct text in each cell to identify the contributions to the war effort of the three facilities listed. 1. built b-29s, putting hundreds of the war's most advanced aircraft into service 2. large civilian workforce transported soldiers and goods to the two war fronts; built "liberty ships" to move men and supplies across the ocean 3. trained new recruits, held prisoners of war, repaired damaged aircraft, prepared thousands of soldiers for combat bell bomber plant military bases brunswick

12 there are four phases of self-regulation: forethought, performance, self-reflection, and punishment. select the best answer from the choices provided ot of

Which was an important long-term result of the civil war? a a feeling of american nationalism developed. b. industrialism increased in the south. c. differences between social classes declined.