10. What was one effect of industrialization in the North? O It caused factory workers to move to suburbs.
O It caused a middle class to emerge.
O It caused labor unions to disband.
O It caused skilled artisans to earn higher wages.

A) It caused factory workers to move to the suburbs.

1 > george s. boutwell

2 > general ulysses s. grant

3 > james a. garfeild

4 > adolph e. borie

map scale refers to the relationship (or ratio) between distance on a map and the corresponding distance on the ground. for example, on a 1: 100000 scale map, 1cm on the map equals 1km on the ground.