Features:Unique exclusive contemporary design.Made of ABS base, metal bracket and steel balls.These swinging balls will keep you occupied for hours at work.When feeling tired of studying and working, you can stir balls to hear the clinking sound to ease.Applicable to desk and household decoration, also can be as a birthday gift.Descriptions:Swing one steel ball back, let it go, and watch as kinetic energy causes the one on the opposite side to swing the same distance.A clever device that not only demonstrates a pendulum, but also shows the Laws of Conservation of Momentum and Energy.When one ball on the end is lifted and released, the resulting force travels through the line and pushes the last ball upward.Specifications:Material: ABS, MetalColor: silverSize: 180*180*150mm, 135*115*135mm, 70*90*95mmPackage Included:1 x Newton Pendulum BallNotes:Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.
Trustpilot
1 week ago
4 days ago
