Question

Which of the following is the correct description of Einstein's equation?

a change in mass is related to a change in energy
matter can change form during chemical reactions
energy and mass are the same
particles moving at the speed of light have a certain amount of energy

Answer 1

energy and mass are the same

Step-by-step explanation:

Answer 2

Einstein's equation E = mc^2 was a conversion between matter and energy. this answer is "energy and mass are the same"