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It not only shows a pendulum, but also demonstrates the laws of conservation of momentum and energy.
It includes steel balls, plastic frames and base.
It is often used as a toy.
Material: Metal, ABS
Occasions: office, home, desk table
Features: funny, creative, room decor, table decorations
Due to the light and screen setting difference, the item's color may be slightly different from the pictures.
Please allow slight dimension difference due to different manual measurement.
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