Fill in the gaps using the terms given in activity 1

40 
2. Natural and social … … … … … are empirical, it means that their 
knowledge must be based on observable phenomena and capable of being 
tested for its validity by other researchers working under the same condi-
tions. 
3. … … … … … acquisition involves complex cognitive processes: per-
ception, communication, and reasoning. 
4. … … … … … utilizes many methods for reducing the impact that vari-
ous activities have upon the earth.
5. … … … … … take part in field or laboratory experiments, reading rele-
vant books, journals or websites, taking notes and making conclusions. 
6. … … … … … include theoreticians who mainly develop new models to 
explain existing data and predict new results, and experimentalists who 
mainly test models by making measurements – though in practice the di-
vision between these activities is not clear-cut.
7. Mass … … … … … is the creation of many products in a short period of 
time using time-saving techniques such as assembly lines and specializa-
tion. 
8. Success in implementing … … … … … does not guarantee a beneficial 
outcome. 
9. The concept of … … … … … was coined by Clayton M. Christensen in 
the 1995 book “The Innovator's Dilemma”. Such technologies surprise 
the market by generating a substantial improvement over existing tech-
nology, and this can be accomplished in a variety of ways. 
10. An … … … … … that achieves a completely unique function or result 
may be a radical breakthrough. 
11. … … … … … protection lasts for a limited amount of time, usually 20 
years from the date of the application, and is only effective in the coun-
try in which it was filed. 
12. … … … … … lines is one of the most important event in the history of 
the production manufacturing. 
13. Without enough … … … … … , she would not get better at academic 
English. 
14. The Age of … … … … … also sometimes called the Age of Explora-
tion, was a period in global history ranging from the 15th to the 17th 
centuries. 
15. … … … … … is not a strict recipe, but a fluid technique for uncover-
ing truth. 

41 
S
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CI
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TI
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IF
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C 
A
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CH
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HI
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EM
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ME
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EN
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NT
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TS
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Module 
2

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