Energy equals mass multiplied by the speed of light squared
http://wiki.answers.com/Q/E+equals+MC2+stand+for

1. Weigh the object you will perform the calculation for with a mass balance scale. Record its mass. 2. Convert the mass to kg, if necessary. To convert from g to kg, for example,
http://www.ehow.com/how_8208976_calculatemc2.html

C = speed of light. E=MC2 means that to find the energy, you multiply the mass
http://www.chacha.com/question/whatdoesthecin...

[not an acronym] Einstein's equation showing that Energy is equal to mass times the speed of light squared
http://acronyms.thefreedictionary.com/E%3Dmc2
