| A | B |
| Senate | House in Congress that has 2 representatives for each state |
| abolitionist | A person who wanted to end slavery |
| Louisiana Purchase | The buying of the Louisiana Territory by the US from France |
| plains | areas of flat, sloping land |
| plateau | an area of flat land that is higher than the land surronding it |
| North Pole | The northernmost point of the earth, 90N |
| South Pole | The southernmost point on the earth, 90S |
| Declaration of Independence | A letter written by Thomas Jefferson and sent to England by the 2nd Continental Congress. It told England tht America wwanted to be a separate country. |
| Bill of Rights | The first 10 amendments to the US constitution. |
| atlas | A book of maps |
| almanac | a reference book of facts on many subjects |
| pioneers | People who lead the way for others into an unknown land. |
| slaves | a perspn who is owned by another person |
| treaty | a formal agreement |
| Panama Canal | the canal that goes across the isthmus of Panama connecting the Atlantic Ocean and the Pacific Ocean |
| penninsula | an area of land that is surrounded by water on 3 sides. |
| Revolutionary War | The war America fought with Britian to become a separate country. |
| loyalist | A colonist who liked Britain and didn't want a Revolution. |
| patriot | An American colonist who wanted to fithg agains tBritain for freedom. |
| Paarliament | The lawmaking body of Britain |
| provinces | State -like divisions of Canada |
| Civil War | A war between 2 groups of people who live in the same country. |
| Mayas | The 1st Indian group to live in what is now Mexico. |
| Aztecs | The group of indians living in Mexico that was conquered by Cortez. |
| Incas | the group of Indians who lived in Peru and were conquered by Pizzaro |