aestheticalspace: A sand pendulum that creates a beautiful pattern only by its movement. But why does the ellipse change shape? The pattern gets smaller because energy is not conserved (and in fact decreases) in the system. The mass in the pendulum
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aestheticalspace: A sand pendulum that creates a beautiful pattern only by its movement. But why does the ellipse change shape? The pattern gets smaller because energy is not conserved (and in fact decreases) in the system. The mass in the pendulum
