Unit 4 · Area of Study 1 · Physics

Light, Matter and Special Relativity

How understanding of the physical world changed: the wave model of light, diffraction and Young's double slit experiment, the photoelectric effect and photons, matter waves and the de Broglie wavelength, atomic spectra, and Einstein's special relativity and mass energy.

7 free Physics lessons below, each with a plain English explanation, worked examples and an auto marked practice test including real VCAA exam questions with full solutions.