Description
- Glowing Newton ball swing more dazzling at night, the base has a luminous plate, projected onto the glass beads, glass beads showing colorful, very attractive.
- Not only demonstrates a pendulum, but also shows the Laws of Conservation of Momentum and Energy
- Friction and damping effects are also observed
- Product Material: frosted glass + fishing line + plastic base.Includes steel balls, plastic frames and base
- Easy and convenient to use. Batteries:4 x AA batteries(Not Included)
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Colour Name:Red
Package Include: 1 x Newtons Cradle LED Light Up Kinetic Energy Home Office Science Toys Home Decor
