New unit measurement prefixes are added to the metric system The mass of the Earth can now be measured as 6 ronnagrams rather than 6,000 yottagrams. An electron's mass can now be said to be about ...

No new measurement prefixes have been approved since those in 1991. That year, when yotta and zetta were added, so were zepto and yocto for ever-smaller measurements.

A metric prefix is a numerical multiplier that is placed before a basic unit of measure to indicate a specified multiple or fraction of that unit. They range from the smallest, 'yocto' (1 ...

Like other metric units, the new prefixes represent powers of 10 — just as 1,000 grams of mass, or 10 x 10 x 10, or 10 3, is a kilogram, and 1/1000 of a meter in length, or 10 -3, is a millimeter.

Scientists have approved the introduction of four new prefixes that can be applied to units of measurement in the metric system.

Earth now weighs 6 Ronnagrams as new prefixes are added to the International Systems of Measurement. Paris: International scientists gathered in France on Friday to add new metric prefixes to ...