DT Resistant Materials Quiz 2.5 / 5 based on 3 ratings ? Design & Technology: Resistant MaterialsRevisionGCSEEdexcel Created by: ChloeCreated on: 15-06-16 20:31 What is hardness? The ability to with stand indentation, scratches and wear. 1 of 40 What is ductility? The ability to be stretched. 2 of 40 What is elasticity? The ability to flex, bend or stretch and return to its original position. 3 of 40 What is toughness? The ability to withstand shocks and blows. 4 of 40 What is malleability? The ability to change shape under pressure. 5 of 40 What is shear strength? The ability to resist strong sliding forces. 6 of 40 What is compressive strength? The ability to withstand squashing forces. 7 of 40 What is tension strength? The ability to resist breaking under tension. 8 of 40 What is plasticity? The ability to permanently change shape. 9 of 40 What is durability? The ability to withstand repeated use, weathering and wear and tear. 10 of 40 Give two properties of oak? Hard, tough, durable 11 of 40 Give two properties of beech? Hard wearing , tough, hard 12 of 40 Give two properties of mahogany? Durable, strong 13 of 40 Give two properties of ash Tough, flexible 14 of 40 Give two properties of pine Lightweight, strong 15 of 40 Give two properties of mild steel Tough, ductile 16 of 40 Give two properties of carbon steel Brittle, tough 17 of 40 Give two properties of stainless steel Resists corrosion, tough 18 of 40 Give two properties of aluminium Light, soft, ductile, good conductor 19 of 40 Give two properties of copper Good conductor, resistant to corrosion 20 of 40 Give two properties of brass Fairly hard, good conductor 21 of 40 Give two properties of zinc Ductile, corrosion resistant 22 of 40 Give two properties of acrylic Scratches easily, durable 23 of 40 Give two properties of polyethene Hard, good chemical resistance 24 of 40 Give two properties of PVC Tough, chemical resistant, hard 25 of 40 Give two properties of ABS Tough, high impact strength 26 of 40 Give two properties of urea formaldehyde Hard, brittle, good electric insulator 27 of 40 Give two properties of epoxy resin hard, good electrical insulator 28 of 40 What is a plane Remove material and smooth a surface 29 of 40 What is an abrasive tool Removes waste material and smoothes. 30 of 40 Give two abrasive tools Rasps and glass paper 31 of 40 What is casting An object made by pouring molten metal or other material into a mould. 32 of 40 What is vacuum forming? Requires a former and a vacuum bag 33 of 40 What is injection moulding? Molten material forced into a closed mould under pressure. Melted by built in heaters. Mould opens, product removed. 34 of 40 What is extrusion? Material is melted. Forced through a die under pressure. Produces long, continuous strips. 35 of 40 What is turning? Create round shapes of different diameters using a lathe. 36 of 40 What is brazing? A filler is melted between two materials 37 of 40 What is welding? Two pieces of metal are melted together along the joint. 38 of 40 What is soldering? Join metal to metal with solder 39 of 40 What is the process of tapping and threading? Used to create a screw thread, this is called threading. Requires a tap and die. 40 of 40
GCSE D&T Resistant Materials: Materials and Components - Plastics 5.0 / 5 based on 1 rating Teacher recommended
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