In the 1830s to the 1850s who had more factories north or south

"Slavery had died out, replaced in the cities and factories by immigrant labor from ... Northern children were slightly more prone to attend school than Southern ... Comparing and Contrasting the North and South. Directions - Copy ... Increase in factory work brought more people to live in the cities. • Cities were ... Small farmers had little or no education. ... 30,000 miles of track was laid by 1850. • Canals ... "

what terms are there?