Woodwork Paper 3, Nov/Dec. 2010

Questions:	1	2	3	4	Main

General Comments
Weakness/Remedies
Strength

Question 4
Figure 10 shows a sketch of a manufactured board. Use it to answer Questions 4 (a). Figure 10 Name the parts labelled X and Y. Describe each of the parts named in (a) (i). (b)Explain each of the following terms as related to plastic (i)thermoplastics; (ii)thelma setting. (c) State three reasons for applying a preservative to timber. State two qualities of a good timber preservative.
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Observation
Most candidates were able to: name the given parts of the manufactured board; describe the given parts of the manufactured board; state the reasons for applying a preservative to timber; state qualities of a good timber preservative. However, they were unable to explain: thermoplastics in relation to plastics; thermosetting in relation to plastics