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 What is 'conversion'? - Taking the trunk of the tree and sawing it into planks of a usable size Which is the simplest, quickest and simplest way of conversion? - Through and through sawn