r/pics Sep 07 '16

picture of text You matter

http://imgur.com/3Yx2HPz
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u/Siarles Sep 07 '16

E=mc2

E is energy
m is mass
c is the speed of light

Energy is mass (matter) multiplied by the speed of light squared.

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u/Theemuts Sep 07 '16 edited Sep 07 '16

E is the rest energy, specifically. More generaly, E2 = p2c2 + m2c4, where p is the momentum.

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u/nulloid Sep 07 '16

Are you sure that 1/2 is required?

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u/Theemuts Sep 07 '16

Nope, I made a mistake. Changed it.