This is a simulation of a conical pendulum. A conical pendulum consists of an object attached to a string and moving in a horizontal circle. The string length in the simulation is fixed, adjust the radius, animation speed, and view angle with the sliders. Use the buttons to start, pause, and reset the animation, use the check boxes to turn the grid and axes on or off, as well as to show the free body diagram and vector components. Click the buttons to step the animation forward or backward in 0.01 second intervals.