Sprint 62 · Chapter 5

When Friction Steals Energy

With friction, mechanical energy changes by the work friction does: E_f − Eᵢ = W_nc. Redo the crash test with a rough road.

1. 1Energy Equation With Friction
2. 2The Spring Crash With Friction
3. 3Your Turn: Pendulum With Air Drag
4. 4Rockets, Satellites and Friction