Unit 3.2 AQA DT Alevel UNFINISHED

What do performance characteristics describe?

• The color of a material

• How a material behaves in different contexts and what it looks like

• The cost of a material

• The weight of a material

Which of the following is a really important performance characteristic of wood?

• electrical conductivity

• Grain pattern or direction

• Weight

• Price

Which characteristic is related to how wood can be shaped or cut?

• Toxicity

• Machining qualities

• Resistance to decay

• Grain pattern

What is the impact of shrinkage in wood?

• It increases weight

• It causes splitting and warping

• It changes color

• It increases cost

Which performance characteristic is crucial for wood used in construction?

• Toxicity

• Resistance to decay and moisture

• Color

• Price

What is one reason many hardwoods like mahogany, oak, and olive wood are prized?

• Their color

• Their weight

• Their decorative grain pattern

• Their availability

What is a common use for woods with decorative grain patterns?

• Construction

• Decorative purposes

• Fuel

• Paper production

What does the term "workability" refer to in the context of wood?

• The color of the wood

• The ease of shaping and cutting the wood

• The weight of the wood

• The age of the wood

What is the role of straw-like cells in wood?

• Make wood flexible

• Make wood strong along its length

• Make wood colorful

• Make wood lightweight

What is a method to identify the direction of the grain in wood?

• Look for the color of the wood

• Check the weight of the wood

• Identify the rays rising to the surface

• Measure the length of the wood