According to Einstein's relativity, which two quantities are different manifestations of the same thing?
A) mass and gravity
B) light and energy
C) energy and mass
D) temperature and energy
E) distance and time

Question

Quizplus · Accepted Answer

According to Einstein's relativity, energy and mass are different manifestations of the same thing, as expressed in the famous equation E=mc². This means that a particle at rest has a certain amount of energy stored in its mass, and that energy can be converted into mass and vice versa.

According to Einstein's Relativity, Which Two Quantities Are Different Manifestations