Area
 

1 square centimeter (cm²)     =    0.15 in²
1 square inch (in²)                =    6.45 cm²
1 square meter (m²)             =    10.76 ft²
1 square foot (ft²)                =    0.09 m²
 

Volume

1 cubic meter (m³)               =     35.3 ft ³
1 cubic centimeter (cm ³)     =     0.06 in³
1 cubic inch (in³)                  =     16.39 cm³
1 liter (l)                               =     1000 cm³
                                            =      0.264 gallon (gal ) U.S.

Speed

1 knot (kt)    =    1.15 mph     =    1.85 km hr^-1    = .51ms^-1
 

Pressure

1 bar = 1000 milllibars (mb) =  100,000 pascals (pa)