Ex. 1. Practise your pronunciation.
a) equal [ 'i.kwolj, pressure [' prcjo], consequence [ 'konsikwons], gaseous [' gasidsj, weight [weit], cohesion [êåî'È.çåï], adjacent [o'dseisont], average [#®vond3], neighbour [ 'neibo], vary [' veon], cause [korz], measure [ 'mesoj, throughout [' Gruraut], obviously [ 'obviosh], above [o'bAv]
b) theu'samcu'Numbcr ^ of \ moleculcs, atjhe ^' sameNpressurc, through the \ ycais, as ^ 'thosc ^ inja \ gas,' tcnd0to \ fonn, a'bove ^, the \ liquid
c) The 'molecules in a' liquid | are 'not' all 'moving at the' same ve \ locity.
Ex. 2. Pay attention to the structure of the following words. Translate them into Russian.
a) overheat, overpressure, overgrow, overcome, overactive
b) non-crystalline, non-metal, non-metallic, non-standard, non-existent, non-agrcssivc, non-conductor, non-cffcctivc, non-ferrous
c) outer, outwards, outstanding, output, outlet, outdoors, outcomc, out- of-date, out-of-work, outdated, throughout
Ex. 3. Define the meaning of the word result in the following sentences:
1. The results of this experiment are extremely important for our future work. 2. As a rule, heating liquids results in their expansion. 3. It is necessary to test the obtained result by using another approach. 4. The production of the ions results from passing high cncigy radiation through atoms of the gas within the container. 5. The temperature rise results in the increase in kinetic energy of the molccules taking part in the reaction. 6. Investigation of such analogies resulted in the development of the nitrogen system of compounds.
Ex. 4. Find the predicate and the subject in the following sentences:
1. According to Avogadro's principle, the gram-molecular weight of any gaseous substance occupies 22.4 litres at standard temperature and pressure. 2. Liquids flow as a stream and tend to form drops to a greater or less extent. 3. Heating often results in the expansion of a body. 4. Boiling can be accomplished by raising the temperature of the liquid or by reducing the pressure of the atmosphere above the liquid.
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