This study guide on motion covers some key vocabulary and terms to describe motion: displacement vs. distance, acceleration, speed vs. velocity, and instantaneous vs. average. It includes graphs showing distance vs. time, velocity vs....

A very detailed article on the characteristics of waves and wave behavior. It discusses the influence waves have on the marine environment and the global climate, the physics of wave motion, the interactions between waves and wind, wave...

Two wave graphs depicting a sine wave and relating the various characteristics (wavelength, amplitude, frequency, and period) of a wave to each other. The site includes an interactive JavaScript form in which the visitor enters one...