Creative T-shaped Newton Pendulum Ball Cradle Balance Balls Physics-silver-

Features:
Unique exclusive contemporary design.
Made of ABS base bracket and steel balls.
These swinging balls will keep you occupied for hours at work.
When feeling tired of studying and working you can stir balls to hear the clinking sound to ease.
Applicable to desk and household decoration also can be as a birthday gift.

Descriptions:
Swing one steel ball back let it go and as kinetic energy causes the one on the opposite side to swing the same distance.
A clever device that not only demonstrates a pendulum but also shows the Laws of Conservation of Momentum and Energy.
When one ball on the end is lifted and released the resulting force travels through the line and pushes the last ball upward.

Specifications:
Material: ABS
Color: silver
Size: 180*180*150mm 135*115*135mm 70*90*95mm

Package Included:
1 x Newton Pendulum Ball

Notes:
Due to the difference between different monitors the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.
a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a