Comparing wave a (black) to wave b (green), wave a has a

Calculate the heat capacity per object when the total energy is 4 quanta. (think of this in terms of increasing from 3.5 quanta of energy in the system to 4.5 quanta of energy in the system, if that were possible.) c4 = __ j/k/object

What is the single most important equation in all of physics?

The force it would take to accelerate an 900-kg car at the rate of 6m/s2