14 February 2020
Contests
Water is a wonderful connection

Water - the cradle of life. Without water life on Earth would not even appear. Without it, there would be no plants, no animals. There would be no us. Water is used everywhere: in agriculture, in industry, in everyday life. Water is amazing for its properties. And these properties we will discuss.

For the normal functioning of the body needs water, does not contain harmful impurities and additives mechanical, i.e. good quality. And we wondered what kind of water we drink? How to determine the quality of water in the school laboratory? Nowadays there are problems with quality drinking water.

 

 

 

Goal: a study of drinking water quality.

To achieve this goal, we identified the following tasks:

the
    the
  • to Study the literature on the research topic;
  • the
  • to emphasize the importance of water for living organisms.
  • the
  • to develop a method for determining the quality of drinking water in the school lab;
  • the
  • to draw conclusions;

 

 

Hypothesis: Water from the tap is suitable for drinking

13 February 2020
Contests
Environmental monitoring of the spring S. the Red Prokhorovka area

Landscaping and  comprehensive study of a spring in the village of Krasnaya  Prokhorovka district.

13 February 2020