Physics 1 0.0 / 5 ? SciencePhysicsGCSEAQA Created by: LucyyGreennCreated on: 24-04-19 15:37 Mechanical Where a force acts 1 of 23 Electrical Electric current flow 2 of 23 Heat Temperature difference between objects 3 of 23 Radiation Electromagnetic waves or sounds 4 of 23 Kinetic energy Energy stored by a moving object 5 of 23 Elastic potential energy Energy stored in a streched spring or elastic band 6 of 23 Gravitational potenual energy Energy gained by an object raised above the ground 7 of 23 System An object or grpup of objects that interact together 8 of 23 Energy stores Kinetic, Chemical, Thermal, Gravitational potential, Elastic potential, Magnetic, Electrostatic and nuclear 9 of 23 Ways to transfer energy Light, Sound, Electricity, Thermal and Kinetic are ways to transfer from one store to another store of energy 10 of 23 Work Doing work transfers energy from one store to another 11 of 23 Power The rate of energy transfer 12 of 23 Efficiency How much energy is usually transferred 13 of 23 Disspiate To scatter in all directions or to use wastefully 14 of 23 Ways to reduce 'wasted' energy Energy transferred usefully 15 of 23 Principle of Conservation of Energy The amount of energy always stays the same 16 of 23 Closed system No change in total energy in system 17 of 23 Open system Energy can dissipate 18 of 23 Transport Pertrol, diesel and kerosene produced from oil 19 of 23 Heating Gas and electricity 20 of 23 Electricity Most generated by fossil fules 21 of 23 Non-renewable energy These will run our eventually and they cannot be replenished 22 of 23 Renewable energy These will not run out and can be replenished 23 of 23
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