When comparing or combining an area or volume it is important to measure the objects using the same units. Without converting the areas into the same unit, it might be difficult to tell, for example, ...

Units from the metric system can be used to describe the mass, volume or length of an object. Mass is measured in grams (g) and kilograms (kg). Volume is measured in millilitres (ml) and litres (l).

The week of Oct. 10 – that's 10/10 – is National Metric Week because the metric system is based on powers of 10. To change from one unit to another within the system, one has only to move the decimal ...

Thirty years ago today the metric system was introduced into New Zealand says Consumer Affairs Minister Judith Tizard. The Weights and Measures Amendment Act became law on the 14 December 1976. "It ...

THIS diagram of the metric units of length, area and volume is printed on a sheet of paper about 3 feet 6 inches by 2 feet 6 inches. The various measures are shown full size. To be of the greatest use ...

NPR librarian Kee Malesky has been dubbed "the source of all human knowledge," saving NPR hosts and reporters from themselves for 20 years. She shares her adventures from the reference desk in a ...

The French government adopted this new metric system on April 7, 1795. A conference including scientists from France, the Netherlands, Switzerland, Denmark, Spain, and Italy worked from 1798 to 1799 ...

Those of us here in the United States are used to measuring various physical attributes with the imperial measurement system, which includes feet, inches, gallons, and so on. This system is still ...