Celestial Orbital Permanent Motion Meter
天體軌道永動儀
About this item
- Material: High quality ABS plastics
- Color: silver/multi-color
- This display of kinetic energy will take you on a ride and keep you mesmerized for hours!
- After installing 4 batteries, move lightly, it would keep going on rocking around.
- Product Size 108 x 108 x 240mm
- Suitable for children and adults, very suitable for learning science, killing boring time, releasing stress, it is a good gift for birthdays and holidays.
- It is not only a toy, but also a good desktop decoration. You can put it on the table or shelf, swing it anytime and anywhere, it will be a wonderful view of your home or office.
- It shows the law of conservation of momentum, and friction and damping effects are also observed
