Energy Exists in several forms:?? Thermal,mechanical,kinetic,potential,electric, magnetic,chemical,nuclear,.. © Total macroscopic energy microscopic energy 上游充通大学 March 5,2019 4 SHANGHAI JIAO TONG UNIVERSITYMarch 5, 2019 4 Energy Exists in several forms: ??? • Thermal, mechanical, kinetic, potential, electric, magnetic, chemical, nuclear, … Total = macroscopic energy + microscopic energy