
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 1 rontogram rather than 0.001 yoctograms.
(Image credit: Chris Hondros/Getty Images)


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 1 rontogram rather than 0.001 yoctograms.
(Image credit: Chris Hondros/Getty Images)

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