Prehistoric temples of malta


Task 10. Choose the correct answers



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Self study 1

Task 10. Choose the correct answers.
1. ___ is an artificial building material
A. concrete;
B. stone;
C. lime;
D. marble.
2. There are a lot of ___ in Uzbekistan
A. concrete mixers;
B. cages;
C. acids;
D. construction sites
3. Buildings are ___
A. cold-resistant;
B. heavy concrete;
C. plasticizing;
D. part land cement.
4. Water ___ at 100 Calcium
A. boils;
B. isotherm;
C. -.
D. cold.
5. First of all, you must check ___
A. water ;
B. cold resistant;
C. hot resistant;
D. aggregate.
6. ___ is the most important thing in building construction
A. quality;
B. wind;
C. wood;
D. case.
7. ___ is a natural building material
A. stone;
B. concrete;
C. plastics;
D. portland cement.
8. A ___ is an electrical device by which the electromotive force of a source of alternating current maybe increased or decreased
A. transformer;
B. transmission;
C. heat generation;
D. current.
9. Pure water consist of …
A. hydrogen and oxygen;
B. several states of combination;
C. permanent hardness or incrust ants;
D. turbidity.
10. Girl are going to draw a picture on a _____
A. easel;
B. ground;
C. curtain;
D. ceiling.
11. … cement is the most common type of cement in general use around the world
A. Portland;
B. stone;
C. marble;
D. home.
12. … concrete uses heavy natural aggregates such as barites or magnetite or manufactured aggregates such as iron or lead shot
A. heavy ;
B. light concrete;
C. easy concrete;
D. difficult concrete.
13. Structural concrete in which internal stressed have been introduced to reduce potential tensile stresses in the concrete resulting from loads is a ….
A. prestressed concrete;
B. heavy industry;
C. light industry;
D. iron.

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