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пособие для электрофака 2 курс.doc
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1. Learn the following active words and expressions. Use them in the sentences of your own.

Achieve (v) достигать

Coal (n) каменный уголь

Construct (v) строить, создавать

Contain (v) содержать в себе

Fuel (n) топливо

Install (v) устанавливать

Necessary (a) необходимый

Nuclear (a) ядерный

Pipe (n) труба

put into operation запускать, вводить в эксплуатацию

quantity (n) количество

reliable (a) надежный

split (v) расщеплять

steam (n) пар

2. Translate the following sentences and define the functions of the participle:

1. Working at his new device, the inventor made numer­ous experiments. 2. We have been speaking about the reactors from which no power is being taken. 3. In future the nuclear reactor must be one of the most reliable furnaces producing atomic energy. 4. Atomic energy being developed in a reactor in the form of heat, we can get both heat and power. 5. The construction of power stations operating on atomic fuels and generating electric current is quite necessary. 6. Being a source of heat and power, atomic energy can also serve as a source of new useful products. 7. The energy sources of the world decreasing, it is necessary to turn to atomic energy. 8. Water falling from its raised position changes potential energy into kinetic energy.

3. Form one sentence of each pair of sentences using the Absolute Participle Construction.

Model: The train has left; we went home.

The train having left, we went home.

1. atoms split in the reactor; heat is developed. 2. there are many different sources of energy; coal is the most important of them. 3. atomic energy replaces the present sources of energy; we shall get more energy in the future. 4. the reactor produces energy in the form of heat; heat is developed owing to the splitting of atoms in the reactor. 5. a nuclear power station is like any other power station; the coal burn­ing furnace is replaced by a nuclear reactor.

4. Answer the following questions:

1. What is the difference between potential energy and kinetic energy? 2. What sources of energy do you know? 3. What form of energy can be changed into another form? 4. What are the industrial uses of electricity? 5. What do you call the device which changes chemical energy into elec­trical energy? 6. What is the difference between a battery and a generator? 7. What may coal be replaced by in future? 8. What electrical devices do you use? 9. What forms of energy do you know?

5. Work in pairs. Put questions to your partner and he (she) will answer them.

1. if it is possible to see a single drop of water in the sea.

  1. if the steam-generator of the nuclear reactor contains water.

  2. if man has learned to split atoms. 4. if atomic energy finds new application in industry. 5. if the Soviet Union constructed the first in the world nuclear power plant.

6. Arrange the words given in Columns 1 and II in pairs of antonyms:

I II

possible past

useful impossible

to construct to find

present useless

largest limited

unlimited smallest

to increase to destroy

to lose to decrease

7. Fill in the blanks with prepositions:

I. Electricity plays an important part ... our everyday life. 2. It is difficult to imagine now how people could do ... electricity. 3. As my friend lives near the institute he usually goes there ... foot. 4. I often go ... bed late ... night. 5. One form ... energy can be changed ... another form. 6. Only a little part ... solar energy is used directly ... present.