https://tr.khanacademy.org/science/ap-physics-2/x0e2f5a2c:electric-circuits 2026-03-27T05:00:56.939192419Z Electric circuits Explore how the law of conservation of energy applies to electric circuits. Calculate values for circuits and describe the impact a change will have on a circuit. Describe how and why circuit elements in series and parallel affect the properties of a circuit. Apply Kirchhoff’s rules. unit