I would use a centimetre to measure the length of a boy. Not sure what a boy yard is, though.
yard
2.18723 yard ------------------------- A meter IS a measure of distance, the international standard unit for measuring length or distance.
A yard a measure of length and a square foot is a measure of area, the two can not be equated.
A yard is a unit of length. Weight does not feature in length. Except of course I have misunderstood your question.
A cubic foot is a measure of volume. A yard is a measure of length. Therefore, the two units are incompatible. The corresponding unit to a cubic foot is a cubic yard. One cubic yard is equal to 27 cubic feet.
None. A yard is a linear measure of length a gallon is a measure of volume.
yard
The Bahamian long-yard.
by using a yard stick
There can be no conversion nor comparison. A gram is a measure of mass. A yard is a measure of distance. The two measure different things and, according to basic principles of dimensional analysis, conversion from one to the other is not valid.
A meter. A kilogram is a unit of mass, not of length.
yards or feet. It depends on which unit of measurement you want. I would use a yard for efficiency though.
The yard is a unit of length, not a unit for mass !!
2.18723 yard ------------------------- A meter IS a measure of distance, the international standard unit for measuring length or distance.
You can measure it in inches, yards or feet - it depends on the accuracy required.
A tape measure. A yard.
The SI unit of length is meter, it is 10% longer than a yard