1 ounce.
A square foot is not going to hold any water, because it's flat. You need a cubic measurements for volume.
A square foot cannot hold water its 2 dimensional. What you see is what you get . A one cubic foot container can hold 7.48 US gallons of liquid.
To cover an area of 1 square foot with 1/2 inch of water, you would need 0.623 gallons of water.
! Square foot = 0.092903 square meters.
A square foot of Plexiglas can hold no water. It is a flat sheet. A cube of Plexiglas would be needed.
Cooper weighs 542 lbs. per square foot. So, 542 divided by 1,728 (the number of inches per square foot). One cubic inch of copper weighs 0.31 lbs., or about 5 ounces.
You can not compare a square foot to a cubic foot because they are 2 different quantities!
Technically, none. A square foot is a measure of area whereas it is the volume of water that is required. To convert from area to volume it is necessary to know the depth. A twelfth of a cubic foot will cover an area of one square foot to a depth of 1 inch. A cubic foot will cover it to a depth of 1 foot, 100 cubic feet will cover it to a depth of 100 feet.
There is not enough information. What is the height of the pool? The pool area is 648 square feet.
One square foot is 144 square inches. So 20 square inches is much smaller.
A square foot is a common American unit of measurement. A square foot is equal to 144 square inches.
A square foot is 0.0929 square metres approx, whatever the total is.