A millimetre.
ounce
Pounds
A truck scale.
Weigh? mass in kilograms or pounds.
grams
Somone answer this for god sakes
So far, there is no unit of measurement available to weigh your height. So, I would not use kilometers, at all. Sorry.
Somone answer this for god sakes
pounds
Pounds or kilograms
The best unit of measurement to determine the mass of a book is grams.