Multiple choice general knowledge science & technology Einstien Equation E= m c2 E= h ? E= ½ m v2+m g h All of the above Reveal answer Fill a bubble to check yourself A Correct answer Explanation Einstein's mass-energy equivalence equation is E = mc², relating energy to mass times the speed of light squared. Option B shows Planck's equation (E = hν for photon energy), and option C is the total mechanical energy formula.