The continuous cycle in which water changes from water vapor in the atmosphere to liquid water through condensation and precipitation and then back to water vapor through evaporation, transpiration, and respiration.
Webster's New World
Other Word Forms of Water Cycle
Water Cycle Sentence Examples
The water cycle is the circulation of water from the land to the air and back again.
Precipitation is the most obvious stage of the water cycle for most children.
Hydropower relies on the planet's water cycle to produce electricity.
Many homes are connected to a metered municipal water system, which forms the entire domestic water cycle outside of the internal Distribution system.
Planets for kids, weather for kids or even the water cycle for kids all make great starting points for coming up with project ideas.