Materials Technology (Wood) Ordinary Level Section A (40 Marks)

Transcription

1 Coimisiún na Scrúduithe Stáit State Examinations Commission S53 Junior Certificate Examination 2012 Materials Technology (Wood) Ordinary Level Section (40 Marks) Monday 18 June fternoon, Instructions (a) nswer any sixteen questions. (b) ll questions carry equal marks. (c) nswer the questions in the spaces provided. (d) This booklet must be handed up at the end of the examination. (e) Write your examination number in the box provided and on all other pages used. Centre Number Section 1 2 Examination Number: Section - Page 1 of (a) or 5(b) Total

2 SECTION - 40 MRKS nswer any 16 questions from this section. ll questions carry equal marks. 1. From the list given, select the correct name for the nails shown. B Round Wire Nail Staple Panel pin Corrugated fastener Cut tack NIL NIL B 2. Name the tool labelled and explain what you would use it for. NME USE OR Name the tool labelled B and explain what you would use it for. NME USE B 3. The diagram shows a block that is to be shaded to look like a piece of wood. Draw the grain pattern on each of the three surfaces. End Top Side Section - Page 2 of 7

3 4. Name the fitting shown and explain what you would use it for. NME USE 5. The diagrams and B show the seeds from two common Irish trees. Select the correct name for each tree from the given list. Pine Oak Sycamore sh Holly B TREE TREE B 6. Name the power tool shown in the diagram. NME 7. List two safety precautions that should be followed when varnishing a piece of furniture Section - Page 3 of 7

4 8. The diagram shows a wide board that has chipped edges after the end grain was planed. How can this be avoided? NSWER 9. The diagram of the cross section of a tree shows its various parts including the bark. Give one function of the bark of a tree. FUNCTION 10. Show by means of a tick ( ) what will happen to the following metals if they get wet. Iron Zinc Silver Copper Mild Steel Will rust Will not rust 11. Name the joint shown in the diagram. NME Section - Page 4 of 7

5 12. The diagram shows wood which is being air seasoned. Give one reason why the wood is raised up on blocks. NSWER 13. Diagrams and B show two items used in wood turning. From the list given, name the items. B Toolrest Calipers Tailstock Forked Centre Faceplate B 14. Wood is commonly used for dance floors in nightclubs and hotels. Identify one important property of wood that makes it suitable for this use. PROPERTY 15. The diagram shows a wooden Dowel. Give one reason for the grooves along the length of the dowel. RESON Section - Page 5 of 7

6 16. Name the moulding shown at in the diagram. NME 17. The diagram shows an incomplete Dovetail joint. Complete the diagram by drawing the marking out on part. 18. What is a sash cramp normally used for? USE 19. The diagram shows a strip heater. What are strip heaters normally used for? USE Section - Page 6 of 7

7 20. Computer programs are commonly used to model wooden items before making them. Give one reason for this. RESON This booklet must be handed up at the end of the examination. Section - Page 7 of 7

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9 Coimisiún na Scrúduithe Stáit State Examinations Commission S53B Junior Certificate Examination 2012 Materials Technology (Wood) Ordinary Level Section B (60 Marks) Monday 18 June fternoon, Instructions (a) nswer any three questions. ll questions carry equal marks. (b) You may answer either question 5 or question 5B but not both of them. (c) Write your examination number on the answer book and on all other pages used. (d) Where sketches are required they may be done freehand or on the graph paper provided. (e) Question 2 from this section must be answered on drawing paper. ll other written answers should be given on the answer book supplied. Section B - Page 1 of 4

10 1. (i) The diagram shows an adjustable stand for cookery books which is made from oak. Describe, using notes and neat freehand sketches, a suitable method of jointing the top to the side B. C (ii) Part C must be able to move in the direction of the arrow to change the angle of the stand. Using notes and neat freehand sketches describe one way of jointing the top of part C to allow for this movement. B (iii) Suggest a suitable applied finish for the stand. Give two reasons for your choice. 2. The diagram shows a pictorial drawing of a remote control holder that hangs from the top of a drawer. The material is 10mm thick for the holder and 5mm thick for the hooks. (i) Draw, full size, a Front Elevation looking in the direction of arrow. (ii) Project an End View from the elevation. (iii) Include four main dimensions. Show clearly, the dimension lines, arrowheads, etc. Section B - Page 2 of 4

11 3. (i) (ii) (iii) The diagram shows wood that has been damaged by woodworm. n enlarged view of a common furniture beetle is also shown. Describe, using notes and neat freehand sketches, the life cycle of the common furniture beetle. Describe, using notes and neat freehand sketches, how the holes are made in the wood by the woodworm. Indicate at which stage in the lifecycle this occurs. Describe one method of treating wood to help prevent an attack of woodworm. 4. The diagram shows a wooden snow sled. (i) It is difficult to stay on the sled when it is moving. Using notes and neat freehand sketches show how you would change the design of the sled to solve this problem. (ii) Suggest a suitable wood for the sled and give two reasons for your answer. (iii) Suggest a suitable applied finish for the sled and give two reasons for your choice of finish. Section B - Page 3 of 4

12 5. nswer 5 or 5B 5. The diagram shows a number of wooden chess pieces that have been turned on a lathe. (i) The chess pieces need to be copied in order to complete the full set. Describe, using notes and neat freehand sketches, one method that could be used to make sure that the copies are the same size and shape as the originals. (ii) Name one tool that could be used when wood turning and make a neat freehand sketch of it. (iii) List two specific safety precautions that should be followed when using a lathe. Give a reason for each precaution. OR 5B. The diagram shows the rotary cutting of veneers from a log. (i) List two advantages of using veneers instead of solid wood when making furniture. (ii) Veneers can be glued together to form a manufactured board. Name this type of board and, using notes and neat freehand sketches, explain how the veneers are arranged in terms of grain direction and the number of layers. (iii) The diagram shows a picture made from wooden veneers (marquetry). Describe, using notes and neat freehand sketches, the steps involved in making such a picture. Section B - Page 4 of 4