К определениям под буквами подобрать выделенные жирным шрифтом названия.

neuron, charge, molecule, proton, atom, energy, particle, matter, electron, cell

1) very small piece of matter, part of an atom;

2) the smallest unit, consisting of a group of atoms, into which a substance can be divided without a change in its chemical nature;

3) very small piece of matter with a positive electric charge that forms part of the nucleus of an atom;

4) physical substance in general that everything in the world consists of;

5) a cell that carries information within the brain and between the brain and other parts of the body;

6) the smallest part of a chemical element that can take part in a chemical reaction;

7) the ability of matter or radiation to work because of its mass, movement, electric charge, etc.;

8) the smallest unit of living matter that can exist on its own;

9) very small piece of matter with a negative electric charge, found in all atoms;

10) the amount of electricity that is carried by a substance.

Task 3.

Try to find English equivalents to the following words and word combinations:

Найти из текста эквиваленты на английском.

1) вырабатывать электроэнергию

2) механическая энергия

3) простое вещество

4) предметы первой необходимости

5) накапливать электричество

6) основные виды энергии

7) удерживать молекулы

8) неподвижный заряд

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