GCSE Physics Equations

Forces/motion
1. F=ke
  1. Force = spring constant x extension
2. s=vt
  1. Distance = speed x time
3. a=∆v/t
  1. Acceleration = change in velocity / time
4. F=am
  1. Force = acceleration x mass
5. M=mv
  1. Momentum = mass x velocity
6. M=Fd
  1. Moment of a force = force x perpendicular distance from the turning point
Energy
1. W=mgh
  1. Weight = mass x gravity x height
2. Ek=1/2 mv^2
  1. Kinetic energy = half of the mass times the velocity squared
3. Ee=1/2 ke^2
  1. Elastic potential energy = half times the spring constant times the extension squared
4. ∆E=mc∆θ
  1. Change in energy = mass x specific heat capacity x change in temperature
5. P=E/t
  1. Power = energy/time
6. P=W/t
  1. Power = work done / time
7. Efficiency=useful energy output / total energy input
8. Efficiency = useful power output / total energy input
9. E=mL
  1. Energy = mass x specific latent heat
10. W=Fs
  1. Work done = force x distance
Electricity
1. Q=It
  1. Charge = current x time
2. V=IR
  1. Voltage = current x resistance
3. P=IV
  1. Power = current x voltage
4. P=(I^2)R
  1. Power = current squared x resistance
5. E=QV
  1. energy = charge x potential difference
Waves
1. period = 1/frequency
2. v=fλ
  1. Wave speed = frequency x wavelength
Particles
1. ρ=m/v
  1. Density = mass/volume
Magnetism
1. F=BIl
  1. Force acting on a wire = magnetic flux density x current x length of the wire

Resource summary

	Created by Captain Picard almost 5 years ago