3.1 Oscillations Physclips - recognising SHM - animations Pendulum Waves 3.2 The principles of simple harmonic motion Animation - Types of SHM Animation - SHM and circular motion Principles of simple harmonic motion 3.3 More about sine waves Animation - Derivation of sine function 3.4 Applications of simple harmonic motion Video - Khan Academy - Simple Harmonic Oscillators 3.5 Energy and simple harmonic motion Animation - Damped SHM |