Metric units of Weights

Metric units of Weights

1 tonne                  = 1,000,000 grams         = 1000 kilograms

1 quintal (q)          = 100,000 grams            = 100 kilograms

1 myriagram (mg) = 10,000 grams             = 10 kilograms [https://en.wikipedia.org/wiki/Myriagram]

1 kilogram (kg)     = 1000 grams                 = 1 kilograms

1 hectogram(hg)    = 100 grams                  = 1 / 10 kilograms

1 dekagram  (dkg) =10 grams                     = 1/100 kilograms 

1 gram(g)              = 1 grams                       = 1 / 1000 kilograms 

1 decigram            = 1/10 grams                  = 10 cg.

1 centigram (cg)    = 1/100 grams               = 10 mg

1 milligrams (mg) = 1/1000 grams 

1 micrograms        = 1/100,000 grams 

The gram is the weight of the one cubic centimeter or one milliliter  of water ; 

the kilogram is the weight of 1 liter of water ;

tonne is the weight of one cubic meter of water.