GCSE
AQA PHYSICS PAPER 1
FORMULA
1. Energy
Formula What it calculates
Eₖ = ½mv² Kinetic energy
Eₑ = ½ke² Elastic potential energy
Eₚ = mgh Gravitational potential
energy
∆E = mc∆θ Thermal energy change
P = E/t Power
P = W/t Power from work done
Efficiency = useful Efficiency
output energy ÷
total input energy
Efficiency = useful Efficiency
power output ÷ total
power input
AQA's specification confirms these equations are
AQA PHYSICS PAPER 1
FORMULA
1. Energy
Formula What it calculates
Eₖ = ½mv² Kinetic energy
Eₑ = ½ke² Elastic potential energy
Eₚ = mgh Gravitational potential
energy
∆E = mc∆θ Thermal energy change
P = E/t Power
P = W/t Power from work done
Efficiency = useful Efficiency
output energy ÷
total input energy
Efficiency = useful Efficiency
power output ÷ total
power input
AQA's specification confirms these equations are