Science and scientists

But not all technology is based on science. For example, people had made different objects from iron for centuries before they learnt the structure of the metal. But some modern technologies, such as nuclear power production and space travel, depend heavily on science.
Выполнение упражнений на закрепление лексики из текстов.
Ex. 1 Find in the texts the words which have the similar meanings as the following words:
Wide, to research, to attempt, to believe, main, complex, difficult, to start, big, a motor, various, to study.
Key:
Wide – broad, to research – investigate, to attempt – to try, to believe – to consider, main – major, complex – complicated, difficult –hard, to start – to begin, big – great, a motor – engine, various – different, to study – to learn.
Ex. 2 Find in the texts the words, which have the opposite meanings to the following words:
Narrow, easy, practice, artificial, old, more, to begin, small.
Key:
Narrow – broad, easy – complicated, practice – theory, artificial – natural, old – new, more – less, to begin – to end, small – great.
Ex. 3 Fill in the gaps with the missing words from the texts.
He happened to meet her in that (………) street .
They are investigating (………) problems.
It was a very (………) experiment.
They (………) researching this problem.
Key:
Broad
Complicated
Hard
Began
Работа с текстами «M. V. Lomonosov, D. I. Mendeleyev.
And now lets speak about famous Russian scientists Look at the text please and try to guess who is this text about. Pay attention to the words after the text.
to anticipate – предвидеть
to revive – возродить
to reject – отклонить, опровергнуть
phlogiston theory of matter – теория флогистона материи
conservatio