Materials used in Design & Technology KS 3 Which one of the following is NOT a category of natural wood? 1. 2. 3. 4. Hardwood Softwood Pinewood Manufactured wood 10 0% 1 0% 0% 2 3 0% 4 Hardwoods can be expensive because: 1. They are very rare 2. Being hard, they are difficult to cut up 3. They grow slowly 4. They are not used very much 10 0% 1 0% 0% 2 3 0% 4 Which of the following is NOT a Hardwood? 1. 2. 3. 4. Ash Beech Pine Oak 10 0% 1 0% 0% 2 3 0% 4 Which of the following is NOT a Softwood? 1. 2. 3. 4. Pine Cedar Spruce Beech 10 0% 1 0% 0% 2 3 0% 4 Which of the following is NOT a Manufactured wood? 1. 2. 3. 4. Balsa MDF Plywood Chipboard 10 0% 1 0% 0% 2 3 0% 4 ‘Durability’ is a characteristic of wood that indicates how well it can withstand wear and tear. 10 1. True 2. False 0% 1 0% 2 Which of the following is NOT to be used with timber? 1. Carpenter’s Square 2. Tenon Saw 3. Mallet 4. Scribe 10 0% 1 0% 0% 2 3 0% 4 Which of the following is NOT a surface finish that can be used with timber? 1. 2. 3. 4. 10 Paint Enamel Varnish Wax 0% 1 0% 0% 2 3 0% 4 Which of the following is NOT a method for joining wood? 1. 2. 3. 4. Rivets Glue Screws Nails 10 0% 1 0% 0% 2 3 0% 4 Which of the following is a tool for marking out right angles on wood? 1. 2. 3. 4. Scribe Ruler Square Protractor 10 0% 1 0% 0% 2 3 0% 4 Ferrous and non-ferrous are the two main categories of metal. Ferrous metals: 10 1. Don’t contain iron 2. Are attracted by a magnet 3. Include tin 4. Do not corrode 0% 1 0% 0% 2 3 0% 4 The process of heating metal ore to burn off the impurities and run off the pure metal ore is known 10 as smelting. 1. True 2. False 0% 1 0% 2 Which of the following is NOT a pure metal? i.e. An alloy. 1. 2. 3. 4. Gold Copper Brass Tin 10 0% 1 0% 0% 2 3 0% 4 Which of the following statements about alloys is correct? 1. Brass is an alloy of copper and zinc 2. An alloy is a rare metal 10 0% 1 0% 2 Which of the following is a TRUE statement? 1. 2. 3. 4. Iron is expensive Gold is an alloy Aluminium is hard Tin resists corrosion 10 0% 1 0% 0% 2 3 0% 4 ‘Ductility’ is a characteristic of metal that indicates how well it can be stretched or pulled. 10 1. True 2. False 0% 1 0% 2 Which of the following is NOT to be used with most metals? 1. 2. 3. 4. Engineer’s square Hack saw Rasp Scribe 10 0% 1 0% 0% 2 3 0% 4 Which of the following is NOT a surface finish that can be used with metal? 1. 2. 3. 4. 10 Paint Enamel Plastic coating Staining 0% 1 0% 0% 2 3 0% 4 Which of the following is NOT a method for joining metal? 1. 2. 3. 4. Rivets Nuts and bolts Welding Nails 10 0% 1 0% 0% 2 3 0% 4 Which of the following is the strongest method for joining metal components 1. 2. 3. 4. 10 Rivets Nuts and bolts Welding Nails 0% 1 0% 0% 2 3 0% 4 Thermosets and thermoplastics are the two main categories of plastics. Thermosets… 1. Soften when heated 2. Are extremely strong and durable 3. Are often used in schools 4. Can be reshaped 10 0% 1 0% 0% 2 3 0% 4 Plastic is found deep underground and needs cleaning before use. 1. True 2. False 10 0% 1 0% 2 Which of the following is NOT a thermoplastic? 1. 2. 3. 4. Polystyrene Polypropene Acrylic Formaldahyde 10 0% 1 0% 0% 2 3 0% 4 Which of the following properties relates to a plastics ability to withstand dents and scratching? 1. 2. 3. 4. 10 Hardness Optical Plasticity Elasticity 0% 1 0% 0% 2 3 0% 4 Which of the following properties relates to a plastics ability to bend and return to the original shape? 10 1. 2. 3. 4. Hardness Optical Plasticity Elasticity 0% 1 0% 0% 2 3 0% 4 Which of the following is NOT to be used with plastics? 1. 2. 3. 4. Coping saw Hack saw Smoothing file Tenon saw 10 0% 1 0% 0% 2 3 0% 4 Injection moulding is a process used to mass produce plastic pieces? 10 1. True 2. False 0% 1 0% 2 Which of the following is a surface finish that can be used with plastic? 1. 2. 3. 4. Water based paint Spray paint Plastic coating Staining 10 0% 1 0% 0% 2 3 0% 4 Which of the following is NOT a method for joining plastics? 1. 2. 3. 4. Rivets Nuts and bolts Adhesive Screws 10 0% 1 0% 0% 2 3 0% 4 Which of the following is most suitable for a kettle? 1. Polyethene 2. Urea Formaldehyde 3. ABS 4. Acrylic 10 0% 1 0% 0% 2 3 0% 4 Thermochromic materials are described as materials that… 1. Absorb light and then glow 2. Change colour when heated 3. Change shape when heated 4. Can be reshaped many times 10 0% 1 0% 0% 2 3 0% 4 Smart Ceramics are described as materials that… 1. Absorb light then glow 2. Change colour when heated 3. Change shape when heated 4. Can be reshaped many times 10 0% 1 0% 0% 2 3 0% 4 Shape memory alloys are described as materials that… 1. Absorb light and then glow 2. Change colour when heated 3. Change shape when heated 4. Can be reshaped many times 10 0% 1 0% 0% 2 3 0% 4 Polymorph is a material that… 1. Absorb light and then glow 2. Change colour when heated 3. Change shape when heated 4. Can be reshaped many times 10 0% 1 0% 0% 2 3 0% 4 Smart materials change according to changes in their environment. 1. True 2. False 10 0% 1 0% 2