The units used in the simulation are called 'natural units' where many constants (such as Boltzmann's constant, the mass of the molecules, the width of the molecules, etc.) are set equal to one. You w...The units used in the simulation are called 'natural units' where many constants (such as Boltzmann's constant, the mass of the molecules, the width of the molecules, etc.) are set equal to one. You will notice the molecules of the incline and the sliding object gain kinetic energy as the objects slides down the incline.