| A | B |
| manufacturing | Making things by machinery |
| government | Group of people in charge of ruling a country |
| megalopolis | A group of cities that have grown close together |
| piedmont | Low hills |
| agriculture | Farming |
| geography | Study of the earth and the way people live on it and use it |
| economy | The way people use resources to make and sell goods |
| industry | A branch or business that makes a product or service |
| aqueduct | A pipe or canal that carries water |
| volcano | An opening in the earth through which hot gases and lava can flow |
| rain shadow | An area of mountain that does not get as much rain because clouds passing over it have lost their moisture |