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What is the role of water in the nature?
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Презентация на тему What is the role of water in the nature?
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Secondary school №7 Georgiyevsk, Stavropol region Project What is the role of water in the nature ? Written by Kireev Alex School- №7 Form-9 «А» Teacher of English: Drogavtseva E.V. Georgiyevsk 2008
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Hypothesis: We count , that remarkable substance water , it is necessary for a life of the ground and on the ground. The purposes and problems: To systematize representations about distribution of water on the ground. To find out value of water for plants , animal , the person. To open principal causes and consequences of pollution water.
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Kind from space. On the globe and a card our planet. Water is blue: oceans, seas, rivers.
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Waters of reservoirs. Rivers oceans Seas Lakes
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Water , water – circle water… On the ground – 3/4 In plants - 4/5 In the person–3/4
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There is no end to its various transformations: the she a dewdrop, a sparkling snowflake, transparent ice.
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Consequences of activity of the person
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Pollution of reservoirs
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The Caucasian mineral waters.
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Mineral source
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Conclusions: Water transfers heat and warms houses. Water is necessary for transport. Water is necessary in the industry and an agriculture. Water is necessary for plants, animals, and people. Water is one of the most important resources of the Earth!
