| A | B |
| boundary | a line or natural feature taht divides one area from another |
| region | an area with similar characteristics |
| plateau | a large, flat, raised area of land |
| desert | an area that gets very little rain |
| canyon | a deep valley with steep rocky hills |
| plain | a large area of flat land, often with grass |
| climate | the pattern of a place's weather over time |
| precipitation | the amount of rain or snow that falls |
| humidity | the amount of moisture in the air |
| elevation | how high a place is above sea level |
| capital resources | the things people make in order to produce products |
| renewable resource | a resource that can be replaced |