More useful
Web Pages:-

Metric Conversion

SI Units

Numerical Prefixes

Power Notation

Temperature Conversion

Useful Symbols

Clothes Sizes

Paper sizes

Miscellaneous Information

Keyboard Shortcuts

Alcohol Measures

Latin Phrases

Equinoxes and Solstices

Fractions to Decimal

Prime Numbers
(to 1000)


The SI System


Units shown in green are the basic SI units, those in purple are derived from the basic units

The term SI comes from the French description - Systeme International d'Unites

length metre m
mass kilogram kg
time second s
electric current ampere A
temperature kelvin K
amount of substance mole mol
luminous intensity candela cd
plane angle radian rad
solid angle steradian sr
electric charge coulomb C
electric capacitance farad F
illumination lux lx
luminous flux lumen lm
energy joule J
force newton N
power watt W
pressure pascal Pa
frequency hertz Hz
magnetic flux weber Wb
Magnetic flux density tesla T
electromotive force volt V
current ampere I
resistance ohm O
electric conductance siemens S
inductance henry H

Units shown in green are basic SI units,those in purple are derived units

The term SI comes from the French description - Systeme International d'Unites

Non- SI units still in common use (Mainly in the USA) are the Pounds per Square Inch (PSI) for pressure, BTU for energy and the Footcandles for Illumination.

Note: Find conversion factors for PSI, BTU and Footcandles on the convert page.

 

 

 

sight savers make someone see again

« home | search | shop | submit a tip | about »

We hope your visit is useful and enjoyable - Remember to bookmark the site - © 2014 The Tips Bank.  
E-mail Us
| Link to us | Legal & Disclaimer