Water Cycle Explanation. The water cycle also known as the hydrologic cycle is the continuous movement of water from the earth s surface to the atmosphere and then back to the ground. The earth s water cycle began about 3 8 billion years ago when rain fell on a cooling earth forming the oceans.
As it goes through this continuous system it can be a liquid water a gas vapour or a solid ice. It is also referred to as the hydrological cycle. It is a continuous process.
The rain came from water vapor that escaped the magma in the earth s molten core into the atmosphere.
It joins the earth s oceans land and atmosphere. Water cycle is a simple to understand process. The water cycle. So are all you budding young geographers ready to learn some splashing new facts.