Energy Formulas:
- Kinetic Energy = ½ × Mass × Velocity² (Ek = ½mv²)
- Potential Energy = Mass × Gravity × Height (Ep = mgh)
- Mechanical Energy = Kinetic Energy + Potential Energy (Em = Ek + Ep)
Note: Mass (kg), Velocity (m/s), Height (m), Energy (J), g = 9.81 m/s²