Unit 7 Surface Treatments and Finishes Quiz

What is the main purpose of applying surface treatments and finishes to materials?

• To make materials heavier

• To improve functionality and aesthetics

• To change the colour only

• To make materials more expensive

What is the main function of a waterproof finish?

• To make the material softer

• To protect the material from water damage

• To change the colour of the material

• To make the material heavier

Which of the following is a common issue that can affect materials kept outside?

• Melting

• Rot

• Freezing

• Shrinking

What is the effect of UV degradation on materials?

• Makes them waterproof

• Causes them to fade and weaken

• Increases their strength

• Makes them more flexible

Which material is most likely to suffer from rot?

• Metal

• Plastic

• Wood

• Glass

What is the main cause of insect and biological attack on materials?

• Exposure to sunlight

• Presence of moisture and organic material

• High temperature

• Lack of air

Which of the following is a method to improve the appearance of a material?

• Sanding

• Painting or staining

• Welding

• Cutting

Why are materials kept outside more likely to require surface treatments?

• They are more expensive

• They are exposed to environmental factors like moisture and sunlight

• They are used less often

• They are always painted

Which of the following is NOT a type of surface treatment for timber?

• Staining

• Varnishing

• Galvanising

• Painting

How can you make a material more resistant to UV degradation?

• By keeping it wet

• By applying a UV-resistant finish

• By heating it

• By freezing it