Below you can find the In einstein's famous equation the mass of an object multiplied by the speed of light squared equals this Jeopardy Words Answer. The answer to In einstein's famous equation the mass of an object multiplied by the speed of light squared equals this has 6 letters. This clue belongs to the Physics category and is part of Jeopardy Word Level 474. If you scroll near the bottom you will find other clues and answers part of level 474