1
Q
Force
A
F=ma
Mass*acceleration
2
Q
Kinematic equations
A
V=u+at
V^2=u^2+2as
S=ut+1/2at^2
3
Q
Speed
A
S=d/t
4
Q
Acceleration
A
A=(v-u)/t
5
Q
Weight
A
W=mg
6
Q
X and y component
A
X=costhetaF
Y=sinthetaF
7
Q
Moment/torque
A
M=fd
M=fscostheta
8
Q
Work
A
W=fs
W=fscostheta
9
Q
Gravitational potential
Energy
A
Ep=mgh
10
Q
Kinetic energy
A
Ke=1/2mv^2
Or
P^2/2m
11
Q
Efficiency
A
P out/p in * 100
12
Q
Power
A
Work/time
Force/vel
13
Q
Momentum
A
M=FT
M=MV
14
Q
Density and pressure
A
D=m/v
P=f/a
P in liquid=dgh
15
Q
Upthrust
A
F=dgv
16
Q
Stress and strain
A
Phys A Level
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