AQA GCSE Physics - Paper 1 Questions & Answers Accurate 100%

AQA GCSE Physics - Paper 1 Questions & Answers AEnergy Stores - ANSWER1) Elastic potential 2) Gravitational potential 3) Thermal 4) Electrostatic 5) Nuclear 6) Chemical 7) Kinetic 8) Magnetic 9) Light 10) Sound How is energy transferred? - ANSWER1) Mechanically - force doing work 2) Electrically - work done by moving charges 3) Heating/Radiation - light, sound How can work be done? - ANSWERWhen a current flows or by a force moving an object Kinetic energy formula - ANSWERE=1/2mv² Kinetic energy(J) = 0.5 x mass(kg) x speed²(m/s) Gravitational potential energy formula - ANSWERE=mgh G.P.E(J) = mass(kg) x gravitational field strength (N/kg) x height (m) What happens when an object falls and there's no air resistance? - ANSWEREnergy lost from the g.p.e store = energy gained in the kinetic energy store What does air resistance do when acting against falling objects? - ANSWERIt causes some energy to be transferred to other energy stores e.g. the thermal energy ccurate 100%