Instructional Video
Khan Academy

Khan Academy: Proof: U = (3/2)Pv or U = (3/2)N Rt

9th - 10th
Conceptual proof that the internal energy of an ideal gas system is 3/2 PV. [16:55]
Instructional Video
Khan Academy

Khan Academy: First Law of Thermodynamics / Internal Energy

9th - 10th
First law of thermodynamic and internal energy. [17:40]