Materials and Waves — A-Level Revision Notes

3 notes on Materials and Waves for A-Level Physics.

What these notes cover

Materials: Stress, Strain and Young's Modulus — Stress, strain and the Young modulus; Force–extension graphs; Material properties; Stress–strain graphs
Wave Properties and Superposition — Wave properties; Phase and path difference; Polarisation; Superposition; Two-source interference & diffraction gratings; Stationary (standing) waves
Quantum Physics: Photoelectric Effect and Wave-Particle Duality — Light as photons; The photoelectric effect; Wave–particle duality; Energy levels and line spectra