Сборник задач по подготовке учащихся к международным исследованиям timss и pisa
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Тимс,Пизаға дайындық
| Task 4.
Capacity. The container has a parallelepiped shape. It is necessary to fill exactly half of the container of the tank with water, with no other vessels and making no measurements. Question 1. Show in the picture and explain. Solution: 1. If to lift one end of the vessel so that the water surface coincides with the diagonal section of the box, then just will be the half of the capacity (Figure 2.). Figure 2 Question 2. Find the volume of the water if the container is 4 m, width is 0.5 m greater than the height, and the height is 37.5% of the length. Answer: 6 m3 . Methodical maintenance of the process of the gradual development of reader literacy is associated with the formation of the necessary skills in the reader's functional aspect, as well as creative abilities to perceive and learn about the world and man. Reader literacy involves the ability to extract text from interesting and useful information, understand and interpret the text, evaluate and form a judgment about the text, use the experience of books in a variety of situations. The strategic objective of the formation of reader's literacy is to create support systems and the development of children's and youth reading in the educational space of the school. Taking into account the special role of the book in the development of the human 148 personality, teachers efforts should be aimed at formation the foundations of reading activity in the school age, giving the adolescents guidance for its development and improvement. The tasks for the development of reader’s literacy . Text. Announcement about taking blood test Donorship saves lives. There is no substance capable completely replacing human blood, so blood donation plays a significant role in saving people’ life. In France, blood transfusions annually helps to 500 thousand patients. Sterile disposable instruments (syringe, tube and container) used for blood sampling. Donating blood, you will be subjected to the slightest risk. This is the most known form of free aid and only takes from 45 minutes to an hour. Donors take 450 ml of blood and a few drops for tests and examinations. Males can donate blood five times a year, females 3 times. Donors may be people aged from 18 to 65 years. Mandatory break before each subsequent blood donation is 8 weeks. Question. Eighteen-year girl, twice taken blood test over the last 12 months and wishes to donate blood again. Based on the announcement of donating blood, under what conditions she will be permitted to donate blood again? Answer. She can donate blood after 8 weeks from the last blood donation. |