| A | B |
|---|
| Water | A resource needed by all the living things in an ecosystem |
| Precipitation | The forms of condensed water vapor such as snow, rain, or sleet |
| Water Cycle | The method in which water continually moves from the earth to the atmosphere and back again |
| Water Vapor | The gaseous state of water |
| Condensation | The change of water from gas to a liquid |
| Evaporation | The process in which water becomes a vapor in the atmosphere |
| Groundwater | Water found and used from under ground |
| Science | The study of living and non-living things |
