an ounce, idiot
That will depend on the size of the ruler and what it is made out of. A plastic or wooden ruler will be very light, maybe an ounce. A steel ruler will weigh much more.
Uh, you have got to be kidding right? How much does an ounce of anything weigh? AN OUNCE!
Like one ounce of anything, it will weigh exactly one ounce.
They weigh about 1 ounce !
A half ounce.
An ounce is an ounce. Doesn't matter what it is of.
1 ounce or 28.3 grams
1 pounds = 16 ounce
One ounce!
Just about one ounce ;-)
One ounce would weigh one ounce.
0.5 to an ounce