Тест

control yourself

1. high cost and low fire-resistance are classified as

a.advantages of construction materials.

b.disadvantages of construction materials

2. cement, brick, and concrete may serve as examples of

a.natural materials

b.artificial materials

3. durability, strength, and high fire-resistance are properties

a.of stone

b.of wood

4. iron, steel, and their alloys belong to

a.ferrous metals

b.non-ferrous metals

5. one of the advantages of cast iron is

a.its cheapness

b.its high cost

6. aluminum is

a.a good conductor of electricity

b.a poor conductor of electricity

7. wood is considered to be

a.the only naturally renewable material

b.one of the naturally renewable materials

8. in cut wood water content is

a.constantly increasing

b.constantly decreasing

9. steel, brick, and concrete

a.differ in their properties

b.have the same structural properties

10. the drier is the cut wood

a.the lower is its strength

b.the greater is its strength

11. large structural members are produced by glueing together

a.large strips of wood

b.small strips of wood

12. wood panels are

a.much easier to install than boards

b.much more difficult to install than boards

13. plywood panels are made up of

a.thin wooden veneers glued together

b.thick wooden veneers glued together

14. timber is material that is

a.artificially renewed

b.naturally renewed

15. removal of moisture from timber

a.increases its strength, hardness, and workability

b.decreases its strength, hardness, and workability

16. birch and oak belong to

a.hardwoods

b.softwoods

17. hardwoods are widely used

a.for sanitary purposes

b.for decorative purposes


18. in ancient egypt bricks were produced

a.by burning

b.by drying in the sun

19. russia is

a.poor in raw materials

b.extremely rich in raw materials

20. overburned brick

a.should not be used in construction

b.can be used for construction purposes

21. underburned brick is

a.highly porous

b.glass hard

22. bricks are produced of

a.sand and water

b.mortar and burned clay

23. many/few growing forests serve for producing

a.much timber

b.little timber

24. the properties of building materials

a are of no importance for building purposes

b.should be taken into account

25. ceramic tiles are

a.modern products

b.ancient products

26. world's modern atmosphere is

a.clean and fresh

b.highly polluted by chemical waste

27. the colour of ceramic tiles

a.does not depend on the colour of clay

b.depends on the colour of the clay they are made up of

28. ceramic tiles are applied by means of

a.glue

b.some adhesive substance

29. they are applied with an extremely

a.thin mortar joint

b.thick mortar joint

30. the properties of terracotta are

a.different from the properties of brick

b.similar to the properties of brick