| A | B |
| Manifest Destiny | People settling across the country |
| National Road | Ran from Maryland to Illinois |
| Oregon Trail | Ran from Missouri to Oregon |
| Sante Fe Trail | Ran from Missouri to New Mexico |
| Wagon Trains | Groups of settlers moving west in groups of wagons |
| Pioneers | Settlers |
| Sod | Material used to build houses on the plains |
| Dugouts | Houses built into sides of hills |
| Robert Fulton | Built a steam engine |
| Canals | Connected one river to another |
| Capitalism | Competitive system; people invest money to get rich |
| Great Britain | Home of the Industrial Revolution |
| North | There were more factories here |
| South | There were more farms here |
| Missouri Compromise | Made slavery illegal above a line |
| Missouri | Became a slave state in the Missouri Compromise |
| Maine | Became a free state in the Missouri Compromise |
| Monroe Doctrine | Warned Europe not to colonize the western hemisphere |
| Spain | Owned Florida before the U.S. did |
| Andrew Jackson | Army general who took over Florida |