This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Pendulum graph from Lightning in Bottle. en plot of the displacement and velocity of pendulum from Lightning in Bottle by Jonathan Lawhead Lawhead columbia pdf page Jonathan Lawhead Jonathan Lawhead Diagrams of pendulums Spiral diagrams
Page 2023 Free-images.com. All images are Public Domain