Wednesday, September 14, 2016

Explanation Writing: The Water Cycle

Tuesday 13th September 2016

Explanation Writing: The water cycle

Did you know, that the same water on this earth right now is the same as when the earth was created?. Water is very important to survival for human beings, plants and animals. I will provide you with an explanation of how water is recycled.

The water cycle is called the hydrological cycle. This  cycle includes precipitation, evaporation, condensation and transpiration. The water changes from liquid to vapour then liquid again.

Firstly, water from the lakes, rivers, streams, sea are heated by the sun and then evaporates. When the water evaporates, it forms clouds by condensation. When the clouds become heavy, it falls down as rain. If it falls down in solid form, it is snow or sleet.

The water reaches the ground and flows across land until it reaches rivers, lakes, streams and the sea. Some water also sink into the ground.

In conclusion, the water cycle begins this process over again because of evaporation.

Glossary:

Precipitation: rain, snow, sleet, or hail that falls to or condenses on the ground.

Evaporation:  Evaporation is a fundamental part of the water cycle and is constantly occurring throughout nature.

Condensation: water which collects as droplets on a cold surface when humid air is in contact with it.

Transpiration: Transpiration is essentially evaporation of water from plant leaves.



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