AQA GCSE Physics Paper 1 Equations – Study
Guide
Kinetic energy - ✔️ 0.5 × mass × speed²
Elastic potential energy (on sheet) - ✔️ 0.5 × spring constant × extension²
G.P.E. - ✔️ mass × gravitational field strength × height
Change in thermal energy equation (on sheet) - ✔️ mass × specific heat
capicity × change in temperature
Power - ✔️ work done/ time (P=w/t)
Efficiency - ✔️ useful output energy transfer/ total input energy transfer
Efficiency - ✔️ total useful power output/ total power input
Charge flow - ✔️ current x time (Q=IT)
Potential difference - ✔️ current × resistance (V=IR)
Power - ✔️ potential difference × current (P=VI)
Power - ✔️ current² × resistance (P=I²R)
Energy transferred - ✔️ power × time (E=PT)
Energy transferred - ✔️ charge flow × potential difference (E=QV)
Density - ✔️ mass/ volume
Guide
Kinetic energy - ✔️ 0.5 × mass × speed²
Elastic potential energy (on sheet) - ✔️ 0.5 × spring constant × extension²
G.P.E. - ✔️ mass × gravitational field strength × height
Change in thermal energy equation (on sheet) - ✔️ mass × specific heat
capicity × change in temperature
Power - ✔️ work done/ time (P=w/t)
Efficiency - ✔️ useful output energy transfer/ total input energy transfer
Efficiency - ✔️ total useful power output/ total power input
Charge flow - ✔️ current x time (Q=IT)
Potential difference - ✔️ current × resistance (V=IR)
Power - ✔️ potential difference × current (P=VI)
Power - ✔️ current² × resistance (P=I²R)
Energy transferred - ✔️ power × time (E=PT)
Energy transferred - ✔️ charge flow × potential difference (E=QV)
Density - ✔️ mass/ volume
