Download SI Units

Common SI Physics Units
Quantity
Unit
abbreviation
Base Units
formula letter
Time
s
Distance
meters (m)
Velocity
m/s
Mass
Kg
Acceleration
m/s2
Density
Kg/m3
Weight
Kgm/s2
Impulse (change in momentum)
Kgm/s
Area
m2
Energy
joules
Kgm2/s2
J
t
x or y
v
M
a
λ, σ, ρ
w
Δp
A
E
V
I
p
λ
c
Volume
m3
Inertia
Kgm2
Momentum
Kgm/s
Wavelength
m
Speed of light
Work
joules
Torque
Frequency
hertz
Force
Newton
Pressure
Pascal
Power (watts)
watt
END OF FIRST YEAR UNITS
J
Nm
Hz
N
N/m2
W (J/s)
m/s
Kgm2/s2
Kgm2/s2
1/s
Kgm/s2
Kg/s2m
Kgm2/s3
q
W
τ
ν
F
P
P
Charge
Power (watts)
Force
Current
Dipole Moment
watt
Newton
ampere
W (J/s)
N
Amp.
(Coul*m)
coul
Kgm2/s3
Kgm/s2
coul/s.
coul*m
Energy
Capacitance
Resistance
Voltage
joules
Farad
ohm
Volt
J
F or (Coul/Volt)
Ω or (V/A)
V or (J/coul)
Kgm2/s2
s2coul2/Kgm2
Kgm2/scoul2
Kgm2/s2coul
E
(Nm2/coul) or (V*m)
Kgm3/s2coul
E
Electric Flux
Electric Field*
Magnetic Flux
Mag. Field**
Inductance
Volt per meter
Weber
2
(V/m) or (N/coul)
Kgm/s coul
2
2
(Volt*s) or (Tm )
Kgm /scoul
2
Tesla
T or (N/A*m) or (Wb/m ) Kg/scoul
Henry (Flux/amp) H or (Tm2/A)
Kgm2/coul2
*(also known as electric flux density)
**(also known as magnetic flux density)
P
F
I
p
C
R
V
E
B
B
L
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