2012年12月29日土曜日

BR 2-19 The WATER CYCLE


    I read "The WATER CYCLE", so I will tell you about story of the book. The process by which water moves from Earth to the sky and then back to Earth is called the water cycle. Rain falls from the sky, but it does not start its life in the sky. Rain starts its life on Earth. Water vapour rises into the air and falls back on to Earth as rain. During the water cycle, water takes three different forms: liquid, gas and solid. The liquid from of water is rain, rivers, lakes and the ocean. As a gas, water is called vapour. As a solid, water is called ice, snow and hail. There are four stages in the water cycle: evaporation, condensation, precipitation and runoff. 1. Rain starts as a liquid in the ocean or a lake. 2. It is then heated and changed into a gas, called vapour. Vapour rises to the sky to form clouds. 3. As clouds cool, the vapour forms a liquid again. 4. The liquid becomes too heavy to stay in the air so it falls to Earth. Sometimes, it turns into a solid before falling. 5. The liquid runs back into the ocean or a lake. The process then begins all over again.

Fast Forward text by Nicolas Brasch First published in 2007

221 words

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