# Equations

All of the equations for GCSE Physics

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• Created by: jgpennell
• Created on: 23-01-14 23:17
Power= Voltage X Current
P=VI
1 of 16
Voltage= Current X Resistance
V=IR
2 of 16
Efficiency (%) = (useful energy out ÷ total energy in) x 100
Same
3 of 16
Gravitational Potential Energy= Mass X Gravity X Height
GPE=MGH
4 of 16
Kinetic Energy = 0·5 x mass x velocity squared
KE= 1/2MV squared
5 of 16
Work Done= Force X Distance
W=FD
6 of 16
Speed= Distance / Time
S=D/T
7 of 16
Acceleration= Change in Velocity / Time
A=(V-U)/T
8 of 16
Force= Mass x Acceleration
F=MA
9 of 16
Weight= Mass x Gravity
W=MG
10 of 16
Momentum= Weight x Velocity
P=MV
11 of 16
Change in Momentum= Force x Time
(mv-mu)= FT
12 of 16
Density= Mass / Volume
D=M/V
13 of 16
Pressure= Force/Area
P=F/A
14 of 16
Moment= Force x Perpendicular Distance from Pivot
M=FD
15 of 16
Velocity= Frequency x Wavelength
V=Fλ
16 of 16

## Other cards in this set

### Card 2

V=IR

#### Back

Voltage= Current X Resistance

Same

GPE=MGH

### Card 5

#### Front

KE= 1/2MV squared