Physics - EQUATIONS (DOUBLE AWARD) 5.0 / 5 Physicsdouble award equationsIGCSEEdexcel Created by: tianalewisCreated on: 15-04-16 20:03 Average speed distance ÷ time 1 of 23 Acceleration change in velocity ÷ time taken 2 of 23 Force mass x acceleration 3 of 23 Weight mass x gravity (gravitational strength) 4 of 23 Power current x voltage 5 of 23 Moment force x perpendicular distance from pivot 6 of 23 stopping distance thinking distance + braking distance 7 of 23 Average velocity (initial velocity + final velocity) ÷ 2 8 of 23 Distance travelled the area under the graph 9 of 23 Gradient of velocity-time graph acceleration 10 of 23 Voltage current x resistance 11 of 23 Charge current x time (QIT) 12 of 23 Wave speed frequency x wavelength 13 of 23 Efficiency useful energy output ÷ total energy input 14 of 23 Work done force x distance moved 15 of 23 Gravitational potential energy mass x g x height 16 of 23 Energy transferred work done 17 of 23 Density mass ÷ volume 18 of 23 Pressure force ÷ area 19 of 23 Pressure difference height x density x g 20 of 23 Kinetic energy 1/2 x mass x speed² 21 of 23 Refractive index n = sin i ÷ sin r 22 of 23 Sin C = 1 ÷ n 23 of 23

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