A river is a dynamic process which transports water and solids (silt, salts, sand and gravel) to the coast (or lake). So the effectiveness with which it does that would be important.
The most important measure of the size of a river is the "size of its watershed"
volume of its discharge
The river Amazon is famous for its size.
You can buy some tapes from most retail stores and they measure your waist size in inches.
most likely not. Depends on the size of the school bus and the size of the tape measure. Other than that, I don't know
When selecting a PFD, the most important consideration should be size.
It is useless to measure anything in arbitrary units.
it was on a river
The most common size for a large television is 40 inches. This is the diagonal measure from the internal corner to corner, not a vertical or horizontal measure.
what is the most important rule for font selectionand size when creating business documents
The most important fator is heat!
what is the size of Colorado river