click below
click below
Normal Size Small Size show me how
Water/Atmosphere
Topic Two, Lesson 2: Water in the Atmosphere
Term | Definition |
---|---|
water cycle | the continual movement of water among Earth's atmosphere, oceans, and land surface. |
evaporation | the process by which molecules at the surface of a liquid absorb enough energy to change to a gas. |
condensation | the change in a state from a gas to a liquid. |
dew point | the temperature at which condensation begins. |
humidity | the amount of water vapor in a given volume of air. |
relative humidity | the percentage of water vapor in the air compared to the maximum amount of water vapor that air can contain at a particular temperature. |
precipitation | any form of water that falls from clouds and reaches Earth's surface as rain, snow, sleet, or hail. |
cycle | a series of events that repeat in the same order over and over again. |