| A | B |
| Water Cycle | The constant movement of water from Earth's surface to the atmosphere and back to Earth's surface |
| Evaporation | The process by which a liquid changes into a gas |
| Precipitation | any form of water that falls from clouds to Earth |
| Condensation | The process by which a gas changes into a liquid |
| Water Vapor | the gas form of water |
| The temperature at which liquid water freezes | 32 degrees Farenheit or 0 degrees C |
| States of Water | liquid, solid, gas |
| Boiling Point of water | 100 degrees C or 212 degrees Farenheit |
| Sublimation | when a substance changes directly from a solid to a gas |
| Transpiration | the releasing of water vapor from the leaves of plants |
| Runoff | water that flows over the land without sinking into the soil |
| Dew point | is the temperature at which condensation occurs |