VOCABULARY NOTES

Task I.Read and memorize the following words. Translate the sentences.

1. change– зміна. Let’s hope there will be a change in the weather.

2. compound – суміш, сполука. Common salt is a compound of sodium and chlorine.

3. evaporation – випаровування. When water was heated evaporation took place.

4. to evaporate– випаровувати(ся). Heat evaporates water.

5. to make up – складати. Animals and vegetables are made up of water and cells.

6. matter – речовина, матерія. By studying and experimenting man came to know the structure of matter.

7. mixture– суміш. Air is a mixture of gases.

8. to occur – траплятися. When did the accident occur?

9. property – властивість. The chemical properties of iron.

10. to distinguish –розрізняти. Elements are characterized by some properties distinguishing them from other substances.

11. to retain – утримувати; зберігати. She retains a clear memory of her schooldays.

12. solid– твердий. When water freezes and becomes solid, we call it ice.

13. substance – речовина, матерія. Water, ice and snow are the same substance in different forms.

14. unique – унікальний, незвичайний. This stamp is unique; there are no others like it.

15.charge –заряд. Atoms are electrically neutral having no electric charge in their normal state.

16. to dissolve –розчиняти. Sugar dissolves in water.

17. to affect – впливати. Smoking affects health.

18. rust – іржа. Plastics do not rust.

Task II.Read and translate the text.

Text 8A

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<== попередня сторінка	\|	наступна сторінка ==>
LESSON 8	\|	Changes in Matter

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