| A | B |
| urban | of a city |
| rural | of the countryside; including farms, small villages, or unsettled land |
| population | the number of people who live in a place or area |
| line graph | a graph that shows how a piece of information changes over time |
| circle graph | a graph in the shape of a circle that shows the sizes of different parts of a whole |
| graph | a diagram that shows information in a picture |
| sweatshop | a factory where workers are employed at poor wages and in unhealthy conditions |
| tenement | a crowded, poorly maintained apartment building |
| American Revolution | The war fought by the American colonies to end British rule, 1775-1783 |
| Boston Massacre | A protest in 1770 against British rule in which five American patriots were killed |
| patriots | colonists who were opposed to British rule |
| sachem | a council member of the Iroquois Confederacy |
| longhouse | a long wooden building in an Iroquois village that housed many families |
| Iroquois Confederacy | a political union of 6 Native American groups (Cayuga, Mohawk, Oneida, Onodaga, Seneca, &, Tuscarora) founded around 1570 |
| megalopolis | a group of cities that have grown close together so that they can be thought of a community |
| suburb | a community outside of but near a larger city |
| metropolitan area | a city and its suburbs together |
| commute | to travel a distance each day from one's home to one's workplace |
| pampas | a large, grassy plain with fertile soil in Argentina |
| portenos | In Spanish "people of the port" a name that the people of Buenos Aires call themselves |