Follow the links below to explore some basic concepts of simple harmonic motion and waves:

 What is a wave? Types of waves
 Simple harmonic motion
 Energy in simple harmonic motion
 Transverse harmonic wave
 Longitudinal waves (sound waves)
 Intensity of a sound wave. Decibels
 Wavefront. Multidimensional waves. Plane waves
 Doppler effect
 Interference of waves
 Standing waves
 Wave interference due to a path difference
 Simple harmonic motion and waves problems and solutions
 How to find the equation for simple harmonic motion
 How to work with potential energy in simple harmonic motion
 Example of a harmonic wave function
 Doppler effect – ambulance problem with solution
 Doppler effect – bat and insect problem with solution
 Submarine and the Doppler effect problem with solution
 Sound intensity and power emitted by a speaker
 Standing waves on a violin string problem with solution
 Wave interference due to a path difference problem with solution