keywords-Engery transfer by heating 0.0 / 5 ? PhysicsEnergyGCSEAQA Created by: alanah_pettyCreated on: 26-04-16 20:35 infrared radiation electromagnetic waves between visable light and microwaves in the electromagnetic spectrum. 1 of 23 emit give out radiation 2 of 23 absorber a substance that takes in radiation 3 of 23 emitter a substance that gives out radiation 4 of 23 reflector a surface that reflects radiation 5 of 23 solid, liquid and gas states of matter 6 of 23 conduction transfer of energy from particle to particle in matter 7 of 23 conductor material/object that conducts heat/engery or electricity, this only appears in solids 8 of 23 free electron electron that moves about freely inside a metal and is not held inside an atom 9 of 23 insulator material/object that is a poor conductor 10 of 23 convection transfer of engery by the bulk movement of a heated fluid 11 of 23 fluid a liquid or gas 12 of 23 convection current the circular motion of matter caused by heating in fluids 13 of 23 evaporation turning from liquid into vapour 14 of 23 temperature the degree of hotness of a substance 15 of 23 condensation turning from vapour/gas into liquid 16 of 23 temerature difference difference in temperature between two points 17 of 23 maximise make as big as possible 18 of 23 minimise make as small as possible 19 of 23 specific heat capacity energy needed by 1kg of the substance to raise its temperature by 1 degree celsius 20 of 23 mass the quantity of matter in an object: a measure of the difficulty of changing the motion of an object (in kilograms, kg) 21 of 23 engery transfer movement of energy from one place to another or to one form or another 22 of 23 solar heating panel sealed panel designed to use sunlight to heat water running through it 23 of 23
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