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2. Read and translate the following international words:

Nouns (n): coefficient, concentration, diagonal, gramme, minute, position, symptom.

Adjectives (adj): absolute, original, physical.

Verb (v): consult.

3. Put in the missing words, using the words from the table above:

  1. Steel is produced by … iron with semiconductors.

  2. The … of greenhouse gases in atmosphere is high.

  3. Greenhouse gases … with hydrocarbons to form smog.

  4. We considered many problems … with semiconductors.

  5. Recombination causes a continual … of holes and free electrons.

  6. а) The alarm system was not … when the paintings were stolen.

  7. Some people believe the universe was … by a big explosion.

4. Put all possible questions to the following statements.

For example:  Fuel was usually stored in a fuel tank.

  • Where was fuel usually stored?

  • When was fuel usually stored in a fuel tank?

  • What was usually stored in a fuel tank?

  1.  This fuel was used in all types of engines.

  2. The fuel system was controlled by engineers.

  3. Volkswagen Beetle was designed by Rudolf Diesel.

  4. The first steam engine was produced in France.

  5. Bronze was first discovered in Africa.

5. Put the verb in brackets into the Past Simple Passive.

    1. The concept of an atom (to propose) by early Indian and Greek philosophers.

    2. The principles of quantum mechanics (to use) to successfully model the atom.

    3. Electricity (to turn) from a scientific curiosity into an essential tool for modern life.

    4. The Joule heating effect (to employ) in light bulb.

    5. Theoretically, most of the electrons (to create) in the big bang.

6. Change the following sentences so as to use the Past Simple Passive.

  1. The students measured the temperature of water 5 minutes ago.

  2. Alex increased the volume of liquid an hour ago.

  3. Paul checked this device in the lab.

  4. People spoke much about the new invention.

  5. Our professor carried out the experiment yesterday.

7. Form nouns from the following verbs and translate them:

For example: to combine – комбинировать; combination – комбинирование.

to construct – строить;

to form – образовывать;

to organize – организовывать;

to adjust – регулировать;

to equip – оборудовать;

8.  Read and translate word-combinations 

A. start from the first component

    1. production of heat

of neutrons

3. heat-insulating

non-conducting

photographic material (материал)

semiconducting

conducting

    1. ionization

heat

total loss

radiation

dielectric

4. radioactive

emitting

active material (вещество)

absorbing

activated

B. start from the second component

1. ionization

de-ionization

recombination

production

discharge rate

corrosion

reaction

2. impurity concentration

electron

3. atomic

electronic charge

ionic

nuclear