Meter, m
The international standard of length
Kilogram, kg
The international standard of weight
Second, S
The international standard of time
Newton, N
The international standard of force
Joule, J
The international standard of energy and work
Watt, W
The international standard of power
Hertz, Hz
The international standard of frequency
Proton mass, m_p
1.67*10^-27 kg
Neutron mass, m_n
1.67*10^-27 kg
Electron mass, m_e
9.11*10^-31 kg
Speed of light, c
3.00*10^8 m/s
Gravitational Constant, G
6.67*10^-11 m^3 kg^-1 s^-2
Acceleration due to gravity
9.8 m s^-2
1 unified atomic mass unit, u/amu
1.66*10^-27 kg
giga, G
10^9
mega, M
10^6
kilo, k
10^3
centi, c
10^-2
milli, m
10^-3
micro, µ
10^-6
nano, n
10^-9
pico, p
10^-12
sin 0°
0
cos 0°
1