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Angelina Bashkatova 5b
Angelina Bashkatova 5b
Angelina Bashkatova 5b
Angelina Bashkatova 5b
Angelina Bashkatova 5b
Angelina Bashkatova 5b
Angelina Bashkatova 5b
Angelina Bashkatova 5b
Angelina Bashkatova 5b
Angelina Bashkatova 5b
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Angelina Bashkatova 5b

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Transcript

  • 1. Contents. • Holiday of water. • • • • • • What water will quicker grow into ice? What will be…… The water on Earth The cleanest water. A man and water. Dangerous water
  • 2. Holiday of water. March 22nd is the day of water resources. Water hides in itself the great number of riddles. She until now is investigated by scientists, finding all more interesting information about water.
  • 3. What water quicker will grow into ice? What water quicker will grow into ice: hot or cold? Logical reasoning it is cold water. Due to hot water needs to get cold at first and then transforms in ice. But cold water does not need to become cold However experiments show that hot water transforms in ice quicker than cold.
  • 4. What will be… What will be, if to take the frozen clean water and continue cooling? Wonderful transformations will happen with water. At minus 120 degrees Celcius water becomes superviscid or viscous, and at a temperature below minus 135 degrees it grows into "glass" water. "Glass" water is a hard substance where a crystalline structure is absent, as in glass.
  • 5. Water on Earth. Presently 70% of our planet is covered with water. And only 1% of water is drinking.
  • 6. The cleanest water. The cleanest water is in Finland .
  • 7. Man and water. If a man loses 10% water of body weight, he has got hallucinations. In case of loses 20% a man dies. During whole life a man drinks approximately 35 tonns of waters. Water can be free of charge, and may be very expensive. The most expensive water in the world for sale is in Los Angeles.
  • 8. Dangerous water. There is dangerous water. So, for example, in Azerbaijan there is water with big amount of methane, it can burn up if to bring ignited match to her.
  • 9. Angelina Bashkatova 5.b. Rigas Ostvald Secondary school.

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