| A | B |
| Not part of water cycle | desalination |
| high altitudes | cold climate |
| elevation & climate | very closely related |
| tilt of earth | not all places receive same amount of light |
| global winds in constant pattern | prevailing winds |
| Earth rotates on axis | once each day |
| what affects Earth's temperature | position relative to Sun |
| prevailing winds blow diagonally | because Coriolis effect |
| northernmost point to receive Sun's direct rays | Tropic of Cancer |
| Earth's atmosphere changes | thins as elevation increases |
| rotation of Earth | causes day & night |
| weather is | short-term aspect of climate |
| Earth's tilt of axis | 23.5 degrees |
| no sunlight for +/- 6 months | North & south poles |
| greenhouse effect | warms Earth |
| high latitudes include | Arctic & Antarctic circles |
| most variable weather | mid latitudes |