🌊 Waves

Chapter 9 · 4 simulations — tap one to open it.

Wave Simulator

Change wavelength, frequency and amplitude to explore travelling waves.

Interference of Waves

Two sources make ripples that add and cancel — constructive & destructive.

Standing Waves & Harmonics

Fix a string at both ends and see nodes, antinodes and the harmonics.

Beats Production

Add two close frequencies and hear the loud–soft beats appear.