| A | B |
| evaporation | water slowly changes to a gas |
| condensation | change from a gas to a liquid |
| water cycle | the movement of water into the air as water vapor and back to Earth's surface as precipitation |
| stratus clouds | clouds that are low-level clouds that form in layers. Usually bring rain |
| Where does evaporation take place on a lake? | at the surface of the lake |
| cirrus clouds | clouds are thin, feathery clouds made of ice crystals. Usually means fair weather |
| cumulonimbus clouds | These clouds bring thunderstorms |
| precipitation | any form of water that falls from clouds to Earth. (rain, snow, sleet, hail) |
| Three states of water | solid ice, liquid water, water vapor |
| cumulus clouds | clouds are fluffy and have flat bases. Usually means fair weather |