Chemistry 10.3.3

Question 1

Why are ‘Ceramics’ Widely Used as a Construction Material?

Answer 1

Due to their High Melting Points & Thermal Resistance.

Question 2

Why are Glass Ceramics Ideal for Windows?

Answer 2

Insulation & is Transparency.

Question 3

Why are ‘Clay Ceramics’ Useful?

Answer 3

These are Hardened Materials that Resist Compressive Forces.

Question 4

Polymers are ___ Conductors of Heat & Electricity, hence their Usefulness as Thermal & Electrical ___.

Answer 4

Poor, Insulators.

Question 5

Composites are Made Up of… (2)

Answer 5

-Reinforcement.

-Matrix.

Question 6

What is the Reinforcement & Matrix in the Composite ‘Concrete’? (2)

Answer 6

-Reinforcement: Steel.

-Matrix: Concrete.

Question 7

What is the Reinforcement & Matrix in the Composite ‘Fibreglass’? (2)

Answer 7

-Reinforcement: Glass Fibres.

-Matrix: Polymer Resin.

Question 8

What is the Reinforcement & Matrix in the Composite ‘Carbon Fibre / Tubes’? (2)

Answer 8

-Reinforcement: Carbon Fibres / Nanotubes.

-Matrix: Polymer Resin.

Question 9

What does the ‘Reinforcement’ do?

Answer 9

EG Steel Pole in Bridge Piece. Structure.

Question 10

What does the ‘Matrix’ do?

Answer 10

EG Casting Bridge Piece in Concrete. Binds it all Together.