Newton's Concave and Convex Touch Eternal Ball Classic Office Home Decoration

brand new and high quality

Material: Metal + ABS

Color: Black

Color: Black

Not only demonstrates a pendulum, but also shows the Laws of Conservation of Momentum and Energy.

Friction and damping effects are also observed.

Often used as a toy to amuse people.

Includes steel balls, plastic frames and base.

Great gift for everyone.

Item size: 12.7x10x7.5cm

Quantity:1 PC

Note:

Due to the difference between different monitors, the picture may not reflect  the actual color of the item. Thank you!

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• 6 hours to cancel or modify order seamlessly.

• 7 business days after delivery for a replacement or refund if deemed appropriate - no return shipping required!

• A replacement item is processed within 1-7 business days after confirmation.

• Funds back in your account within 3-5 business days after confirmation.

• We have 24/7/365 tickets and email support. Please contact us if you need further assistance.

🔎 Read more about our Return policy and Refund policy.