ESP Shapes and materials

The most commonly used materials in engineering are ... .

• metals

• polymer materials

• ceramics

• composite materials

What is an alloy?

• a type of plastic used for insulation

• a combination of different metals

• a metal not suitable as structural material

• a composite material used to build houses

... is reinforced with steel and used in building engineering.

• PVC

• carbon

• rubber

• concrete

Name one precious stone:

(a)  

Its Latin name is ferrum.

• iron

• copper

• gold

• silver

Name the shape

(a)  

Name the shape

(a)  

Name the shape

(a)  

Glass wool has the property of good thermal insulation, which means ... .

Why is concrete used for the columns of most building structures?