Е. В. Дмитриева
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ЭС (3)
| Упражнение 4.
Ответьте на вопросы, используя слова и словосоче- тания в скобках. 1. What field of science studies the phenomenon of superconductivity? (physics) 2. What can a nation have if it is the first to master this new field of science? (prestige, scientific advantage, economic and military benefits) 3. What is superconductivity? (the loss of electrical resistivity by a material on being cooled to temperatures near absolute zero) 4. What is absolute zero? (0 Kelvin or –273 °C) 5. What scientists worked in the field of superconductivity research? (Dutch physicist K. Onnes, Russian physicists L. Landau and V. Ginzburg, and a number of American scientists) 6. What materials are the best super conductors? (ceramic materials) 7. What are the potential technical uses of superconductivity? (nuclear research, power generation, electronics, etc.) ● жүктеу/скачать 1,01 Mb. Достарыңызбен бөлісу:
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