| A | B |
| Weather | The condition of the air at a certain time or place. Today it might have been hot and sunny. |
| Climate | The weather of a place averaged over a long period of time. |
| Precipitation | amount of rain and snow that falls. |
| Temperature | How warm or cold a place is. |
| Humidity | The amount of moisture in the air. |
| Equator | The warmest climates are in places near this imaginary line that circles the earth. |
| Elevation | How high a place is above sea level. The higher you go, the lower the temperature. |
| Tropical Climate | Very warm all year. |
| Polar Climate | the coldest of all the world's climates. |
| Subartic climate | Short summers, many parts covered in snow for most of the year. |
| Temperate Climate | Climates that are neither very hot nor very cold. |
| Boundary | A line or feature that divides one area from another. |
| Desert | An area that gets very little rain. |
| Canyon | A deep valley with steep rocky walls. |
| Plateau | A large, flat, raised area of land. |
| Northeast | This region is known for the Atlantic coast |
| Southwest | This region is known for deserts, canyons, and plateaus. |
| Southeast | This region is known for the wetlands, coastal plains. |
| Midwest | This region is known for flat grassy plains and the Great Lakess |
| West | This region is known for the Pacific coast, mountains, and extremes. |