Wave Properties and the EM Spectrum — What waves are; Key wave properties; The wave equation; The electromagnetic (EM) spectrum; Uses and dangers
Properties of Waves — Properties of Waves: Transverse, Longitudinal, Frequency, and Wavelength; Transverse and Longitudinal Waves; Wave Properties; The Wave Equation; Reading Waves from Diagrams; Measuring Wave Speed
The Electromagnetic Spectrum — The Electromagnetic Spectrum: Properties and Uses; The EM Spectrum in Order; Properties Across the Spectrum; Detailed Uses and Hazards
Reflection, Refraction, and the Wave Equation — Reflection, Refraction, and the Wave Equation; Reflection; Refraction; Required Practical: Investigating Refraction; The Wave Speed Equation; Wave Fronts and Refraction
Sound Waves and Ultrasound — Sound Waves and Ultrasound; How Sound is Produced and Detected; Properties of Sound; Sound on an Oscilloscope; Echoes and Reflection of Sound; Ultrasound