Building materials

Question 1

Describe the production of concrete

Answer 1

Concrete is made using cement, gravel, sand, and water. When water is added to cement, sand, and gravel crystals start to form. These crystals will lock and that is why cement is so hard.

Question 2

Describe the process of creating cement

Answer 2

Cement is made by heating limestone and clay in a gas furnace of about 1400°C. The results are a mixture of two substances, calcium silicate, and aluminum silicate.
Crystals will start to form when water is added to heat the cement.

Question 3

What is concrete used for

Answer 3

For concrete bricks that are used for walls and foundations of buildings.

Question 4

What are the uses of wood

Answer 4

Part of the roof structure, window frames, walls, and floors.

Question 5

What is metal (galvanized iron) used for

Answer 5

Roofing and walls some are used for window frames

Question 6

What is thatch used for

Answer 6

Roofs

Question 7

What is glass used for

Answer 7

Window panes