| A | B |
| latitude | measure of distance north or south from the Equator |
| longitude | measure of the distance east or west from the Prime Meridian |
| geography | study of people, their environments, and their resources |
| irrigation | bringing water to dry lands |
| map projection | way of drawing the Earth on a flat surface |
| elevation | height above sea level |
| precipitation | water that falls as rain, sleet, hail, or snow |
| tributary | stream or small river that flows into a larger river |
| climate | averge weather of a place over 20-30 years |
| erosion | gradual wearing away of land |
| weather | condition of the Earth's atmosphere at any given time or place |
| bias | leaning toward or against a certain person, group, or idea |
| primary source | firsthand information about people or events |
| secondary source | account provided by people who did not witness or participate in an event |
| culture | way of life that a people has developed |
| artifact | object made by a human |
| chronology | sequence of events over time |
| authenticity | whether or not a source is what it seems to be |
| archaeology | study of evidence left by early people |
| political science | study of government |
| economics | study of how people manage their limited resources to meet their wants and needs |
| civics | study of the rights and responsibilities of citizens |
| cash economy | the exchange of money for goods and services |
| consumer | user of goods or services |
| psychology | study of how people think and behave |
| sociology | study of how people behave in groups |
| social sciences | studies that relate to human society and social behavior |
| five themes of geography | MR. LIP (movement, region, location, interaction, place) |