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| Unit 1 Necessity is the Mother of Invention | ||
| Lead In | ||
1. Think of the difference between the words ‘ discovery ’ and ‘ invention ’. Work with a partner and write down a definition for each of these words.
2. Sort out the inventions and discoveries into two columns. Compare and discuss your lists with a partner.
e. g. X-rays e. g. telescope
3. Which areas of scientific study or technology do they belong to? Which of
them are used in more than one natural science?
| Reading |
1. Work with a partner. Name any accidental discoveries
or inventions you have ever heard about.
§ How did people benefit from them?
§ Did they cause any problems?
2. The words in column A are in the text you are going to read. Match them with the words in column B which are similar in meaning.
| A | B |
 1) wire
| a) mix |
| 2) spark | b) to move suddenly |
| 3) to jerk | c) to vaccinate |
| 4) to inoculate | d) flash |
| 5) compound | e) covered |
| 6) coated | f) cable |
3. Read the text about four unexpected scientific discoveries. How did they change the world?
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