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Exercises

  1. Translate the following words and state their parts of speech:

chemical, dependence, numerous, sharply, radiation, electronic, physicist, possible, electricity, widely, emergency.

  1. Translate the following words paying attention to the prefixes “ir-”, “re-” and “im-”:

  1. Irrespective, irrational, irregular, irresponsible, irrecognizable;

  2. Reproduce, rebuild, rewrite, remove, restart, reappear, rewind, renew, repatriate, re-examination;

  3. Impossible, impassable, imperfect, impenetrable, improbable, immeasurable, immovable, impracticable.

  1. Form nouns after the models and translate them: V + ment, V + ion (tion), V+ ance (ence).

radiate, depend, produce, measure, differ, react, employ, automate, generate, develop, perform.

  1. Form adjectives adding the suffixes -al, -able, -ic to the root of the nouns:

chemistry, technique, change, office, science, electron, physics, solve, compare, magnet, cylinder, experiment, desire.

  1. Form new words adding the prefix “semi’’ – and translate them:

sphere, tropical, final, cylindrical, automatic, diameter, tone, precious, circle, official.

  1. Translate the following word-combinations:

electric circuits, a great variety of elements, semiconducting materials, to maintain a constant temperature, measuring techniques, emergency signals, a conveyer belt, to reproduce sound, to design electronic counters, to solve complicated engineering problems, to manufacture refrigerators, to generate electricity, the surrounding temperature changes

  1. Translate the following international words:

temperature, mineral, conductor, thermal, progress, accumulate, technique, automation, radio, principle, refrigerator, energy, constant, metal, design, signal, cinematography.

  1. Find in the text:

  1. synonyms to the following words – a great number, dielectric, to give an effect (impact), type, use, complex, to produce, able, to make, very good (perfect), permanent.

  2. antonyms to the following words – to reduce, gradually, to destroy, impossible, insulator, narrow.

  1. Make up word-combinations using the words “electric” and “semi-conductor” with the following nouns:

circuit, current, power, device, detector, material, physics, electronics, technology, engineering, diode.

  1. Translate the sentences paying attention to the meaning of the words in bold type:

  1. Semiconductors are neither good conductors nor good insulators.

  2. Energy can neither be created nor destroyed.

  3. Matter can neither appear nor disappear by itself.

  4. The greatest part of matter on the Earth is either liquid or gas.

  5. Some sixty or seventy years ago semiconductors didn’t exist either in electric industry or in radioengineering.

  6. Silicon and germanium can be made either p-type or n-type semi-conductors.

  1. Translate the sentences:

  1. Після відкриття напівпровідників учені намагалися знайти шляхи їх використання у різних галузях науки і техніки.

  2. Крім застосування в техніці, напівпровідники широко використовуються у повсякденному житті.

  3. Провідність напівпровідникових матеріалів різко зростає з нагріванням.

  4. Напівпровідникові фотоелементи здатні трансформувати енергію сонця в електричний струм. Ми можемо використовувати їх для освітлення, розмістивши на даху будинка.