DT GCSE - AQA
What are 'Mechanical Properties'? - Properties of materials, including strength, hardness, density, durability, toughness, malleability, elasticity and ductility What is 'bending'? - The ability to withstand forces that are attempting to bend What is 'compression'? - The resistance to forces that are trying to crush or shorten What is 'shear'? - The resistance to forces sliding in opposite directions What is 'tension'? - The resistance to forces pulling in opposite directions What is 'torsion'? - The ability to withstand twisting forces What is 'fabrication'? - The joining together of pieces, whether or not they are the same material What are 'hardwoods'? - Timber that tends to be from slow growing, broad-leafed trees What are 'softwoods'? - Timber from quick growing conifers
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