Unit 3.1 Performance of woods AQA A-level DT

What is a stock form?

• Standard shapes and sizes material comes in

• The amount of inventory in a warehouse

• A way to build something

• A standard position for dance

Why do you think rough sawn timber is the cheapest stock form?

• Because it requires less processing and finishing.

• Because it is made from lower quality wood.

• Because it is imported from countries with cheaper labor.

• Because it is more readily available than other forms.

Why is rough sawn timber suited for use in timber frame housing?

• It is more aesthetically pleasing

• It is cheaper than other types of timber and is suitably accurate for this purpose

• It provides better structural support

• It is easier to work with

How does planing timber affect the size and cost of the final piece?

• It increases the size and cost.

• It decreases the size and cost.

• It decreases the size and increases the cost.

• It increases the size and decreases the cost.

With PSE and PAR timber, you pay more for less material – why is this the case?

• Because they are more durable and require less maintenance

• Due to the additional processing and finishing involved

• They are made from rare types of wood

• They are imported from overseas

What are the advantages of PSE and PAR timber?

• PSE and PAR timber are more durable and resistant to warping.

• PSE and PAR timber have a smoother finish and are easier to paint or stain.

• PSE and PAR timber are cheaper than other types of timber.

• PSE and PAR timber are more environmentally friendly.

Which is cheapest stock form to buy timber in?

• PSE

• PAR

• Rough Sawn

Why is timber sold in standard sizes, shapes and lengths?

• To ensure uniformity and ease of use in construction

• To increase the cost of production

• To make it difficult for consumers to choose

• To reduce the quality of timber

How might you use mouldings?

• To decorate walls and ceilings

• To insulate windows

• To paint furniture

• To clean floors

What are the advantages of manufactured boards and how are they used?

• They are cost-effective and versatile, used in furniture and construction.

• They are expensive and rarely used, mostly in art projects.

• They are fragile and used only for temporary structures.

• They are heavy and used primarily in industrial machinery.