Description
A device that demonstrates conservation of momentum and energy via a series of swinging spheres.
According to the old saying, it collides with the soun and the swing frequency, allowing people to concentrate.
Swing one, two, or three balls at the same time, you will see different effects.
You will never be bored!
This Newton ball is very delicate (metal frame), and the collision sound is loud and clear, which is quite suitable for desk decoration and gift-giving.