PURPOSE: To illustrate simple harmonic motion.
DESCRIPTION: This setup includes a pendulum, a physical pendulum, and a mass on a spring, any of which can be set into simple harmonic motion and observed.
SUGGESTIONS:
REFERENCES: See Demonstration Reference File for a large number of articles discussing many aspects of SHM and these simple systems.
EQUIPMENT: Pre-assembled gizmo as photographed.
SETUP TIME: None.