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XIII. Answer the questions to the text1. What is oxidation? 2. What does happen during the process of oxidation? Give the examples of oxidation. 3. Is combustion the example of oxidation? 4. In what form is energy given off during the burning? 5. What are three states of matter? Characterize three states of matter from the point of view of their molecular structure. 6. What is burning? 7. When is energy released as heat and light? 8. What is radiant heat? 9. How is the heat that radiates back to the solid or liquid called? 10. What is chain reaction?
XIV. The text can be divided into four parts. Where would you divide it? What is each part about? XV. Find in the text the definitions for the following: 1. Oxidation. 2. Combustion. 3. Burning. 4. Radiation feedback. XVI. Find in the text sentences in the Active and Passive Voice. XVII. Find in the text the English equivalents for the following words and word combinations: 1. - химический процесс 2. - медленное (быстрое) окисление 3. - перемещаться 4. - отрывать от поверхности 5. - температура воспламенения 6. - лучистая теплота 7. - обратное излучение 8. - максимальный уровень 9. - установившаяся скорость (интенсивность) горения 10. - продолжать тлеть.
XVIII. Find the definitions for the words and word combinations: A) fuel c) rust e) heat g) ignition temperature Дата добавления: 2015-09-18 | Просмотры: 666 | Нарушение авторских прав |