3.11.2.1: Reflection of Waves Last updated Mar 8, 2021 Save as PDF 3.11.2: Reflection of Waves at a Boundary 3.11.2.2: Reflection Simulation Page ID33769 Kyle Forinash and Wolfgang Christian ( \newcommand{\kernel}{\mathrm{null}\,}\) Waves on a string form standing waves because the wave reflects from each end of the string where there is a fixed node. How do standing waves form in a tube full of air?