Phys3:Another Formula for Work Phys3:Conservative Forces Phys3:Elastic Potential Energy Phys3:Energy Phys3:Equilibrium Phys3:Equilibrium Example Phys3:Example of Torque Phys3:Friction & Work Phys3:Gravitational Potential Energy Phys3:Non-Equilibrium Phys3:Non-Equilibrium Example Phys3:Power Phys3:Systems Phys3:The First Law of Thermodynamics Phys3:Torque Phys3:Types of Energy Phys3:Work Phys3:Work & Conservative Forces Phys3:Work vs. Heat