Question

When you said E=mc2 ,what does the c stand for?

Asked by: Chris Shepherd

Answer

In the Einstein's famous equation: E=mc2

E stands for the energy of the object in question.
m stands for it's mass, and
c stands for the speed of light in vacuum,
( which is: c = 2.99792458 108 m/s )

Answered by: Anton Skorucak, M.S. Physics, PhysLink.com Creator

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Science Quote

'We should take care not to make intellect our god; it has powerful muscles but no personality.'

Albert Einstein
(1879-1955)