Science core 0.0 / 5 ? ScienceChemistryGCSEEdexcel Created by: rebeccacthompsonCreated on: 04-05-15 17:46 Smart metal Has properties that change is different conditions,eg temperature, example nitinol 1 of 10 Shape memory metal Returns to normal shape when heated, can be used in arterys, example nitinol, 2 of 10 If water is present... Copper sulphate turns blue 3 of 10 Greenhouse gases Carbon dioxide, methane, watervapour- trap heat energy 4 of 10 Ethanol Is a biofuel and is made from wheat, sugar cane or sugar beet 5 of 10 Biodiesel Is a biofuel and made from vegetable oil 6 of 10 Alkane Saturated, single bond, no colour change 7 of 10 Alkene Unsaturated, double bonds, colourless liquid 8 of 10 Cracking When long hydrocarbons are heated and split into shorter ones by thermal decomposition 9 of 10 Polymerisation reaction Monomer molecules react to form long chain molecules 10 of 10
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