change - a relational difference between states; In particular between states ahead of and after some occasion; "he attributed the change to their marriage" This incessant jostling is kinetic energy, plus the sum of it—throughout trillions and trillions of particles—is exactly what we get in touch with thermal Power. https://ricardopahtw.howeweb.com/36404815/how-mpi-thermal-air-dryer-modules-can-save-you-time-stress-and-money