Description
- High QualityI: Stylish and innovative design. Stainless steel swinging balls，nylonstrings and ABS Plastic base.
- Office Decoration: Its unique design and holographic effect make it highlight over most office desk accessories. Your office will look great
- Swing Time: The balls continue in perpetual motion FOR ONLY 15-25 SECONDS due to the resistance of the air and friction
- Meaningful: Not only demonstrates a pendulum, but also shows the Laws of Conservation of Momentum and Energy. Excellent educational & science gadget, own your very own piece of scientific history and explore significant values of physics.
Features Novelty desktop toy Watch the seconds 'click' by Scientifically accurate. Lift one of the ball bearings and let it swing into the others. Watch the one at the opposite end swing away. An intriguing device that not only demonstrates pendulum motion, but also helps demonstrate the laws of Conservation of Momentum Energy. A classic desktop toy that will keep you entertained throughout the day. Product Type: Creative Gifts Material: ABS Plastic, Steel Package Size: 18.0*18.0*12.0CM Package List 1x Newtons Cradle Balance Ball
