Electro-magnetic wave, light materials, to rub a piece of amber, to put to any use, research work, in this field, a physician-in-ordinary, an essential difference, to coin the term, to give an account of, to produce the first electric light, a faint glow of light, to create by friction, discharging spark, at any rate, the right explanation for, electric conductors, innumerable laboratories, to invent the first electrical battery.
IV. Найдите противоположные по смыслу слова:
low, conduction, to heat, hot, metals, good, conductor, equal, to expand, to cool
high, unequal, insulator, bad, insulation, cold, non-metals, to contract
V. Проверьте произношение данных интернациональных слов по словарю, переведите их на русский язык.
An effect, an electron, magnetism, electricity, a phenomenon, a philosopher, zinc, substance, a machine, vacuum, an experiment, radiation, neutralization, scalpel, an electrical battery.
VI. Выполните перевод текста.