| A | B |
| Atmosphere | the band of gases that surround the Earth |
| Climate | the weather patterns that an area experiences over time |
| High Latitudes | The regions between the Arctic Circle and the North Pole, and the Antarctic Circle and the South Pole |
| Hill | a landform with a rounded top that is lower and less steep than a mountain |
| Low Latitudes | the region between the Tropic of Cancer and the Tropic of Capricorn |
| Mountain | a landform that rises usually more than 2,000 feet above sea level |
| orbit | the earths path around the sun |
| plain | a large flat area of gently rolling land |
| plate | huge section of earths crust |
| plateau | a large flat area rising above the surrounding land |
| precipitation | water that falls to ground from sky |
| revolution | one complete orbit of the earth around the sun |
| rotation | the spinning motion of earth |
| temperature | the degree of hotness or coldness of substance |
| vegetation | the plants in an area |
| weather | day to day changes in the air |