1. The Lewis and Clark expedition was sent to explore the western part of the United States. The United States is an example of which type of geographic area?
2. When Christopher Columbus sailed from Europe, he landed on a large landmass that was new to Europeans. What is the geographic term for a huge piece of land like North America or Europe?
3. An area of land that has its own government and defined borders is known as a...
4. Why do geographers divide the world into parts like continents and countries?
5. Which list shows geographic areas correctly organized from the largest to the smallest?