- #1
artie
Speed of Light. What is c? Why use the letter "c'?
In the equation E=mc2
E is energy
m is mass
What is c? I know that c is the speed of light, but why use the letter c? What does c stand for?
In the equation E=mc2
E is energy
m is mass
What is c? I know that c is the speed of light, but why use the letter c? What does c stand for?