What does the second derivative actually do in math and physics?

Happy Quantum Day! :) In this video we discover how we can understand the second derivative geometrically, and we derive a few physical relations using this intuition. Link to the HQI Blog and their Quantum Shorts Contest: Derivation of Laplacian equal to average over sphere in 3D: Animations: All animations created by me within Python, using Manim. To learn more about Manim and to support the community, visit here: Link: Music: -------------------------------------------------------------- ♪ Intro by HOME Link : --------------------------------------------------------------