How Newton's Cradles Work | HowStuffWorks - Swinging balls pendulum
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Newton's cradle is a device that demonstrates conservation of momentum and energy using a series of swinging spheres. When one sphere at the end is lifted and released, it strikes the stationary spheres, transmitting a force through the stationary. Newton's cradle is a device that demonstrates conservation of momentum and energy using a This restricts the pendulums' movements to the same plane. . But in a real Newton's cradle, the fourth ball swings out as far as the fifth ball.