Topic 1 - Energy Quiz 0.0 / 5 ? PhysicsEnergyGCSEAQA Created by: Thomas DowdingCreated on: 13-11-17 17:48 What type of energy involves movement? Kinetic 1 of 14 What is specific heat capacity? How much energy is needed to heat something up 2 of 14 What is the equation for power? P = energy ÷ time 3 of 14 Can energy be created? No 4 of 14 Can energy be destroyed? No 5 of 14 What is dissipated or wasted energy? Energy that is being stored in an un-useful manner. 6 of 14 What is conduction? The process where vibrating particles transfer energy to neighbouring particles 7 of 14 What is convection? The process where energetic particles move away from hotter regions to cooler regions 8 of 14 What is lubrication? A way of reducing frictional forces 9 of 14 What is insulation? Insulation reduces the rate of heat energy transfer 10 of 14 What is the equation for efficiency? E = useful power output ÷ total power input 11 of 14 What is a non-renewable energy source? A source of energy that will eventually run out (i.e. coal, oil, natural gases) 12 of 14 What is a renewable energy source? A source of energy that will never run out (i.e. solar energy, wind, bio-fuel) 13 of 14 What is a bio-fuel? A fuel that is made from plants and waste; they are very reliable but cost a lot 14 of 14
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