Item Tag: Ball

THY COLLECTIBLES Unique Semicircle Newtons Cradle Balance Balls With Mirror 5.5 inch Desk Top Decoration Kinetic Motion Toy For Home And Office Product Overview Who knew the conservation of momentum and kinetic energy could be this fun? Sir isaac, of course. This unique semicircle newtons cradle with mirror desktop display piece has become a must have for office décor. Swing one steel marble back, let it go and watch as kinetic energy causes the one on the opposite side to swing the same distance. If you’re feeling saucy one day, try swinging two or three at once just don’t pass out from the excitement. This desktop display model is a version of newton’s cradle, a device that demonstrates conservation of momentum and energy via a series of identically sized swinging spheres. When one ball on the end is lifted and released, the resulting force travels through the line and pushes the last ball upward. Because it uses newton’s laws, it was named after sir ISAAC newton, english physicist, mathematician and astronomer, but was actually “invented” (brought into commercial application) in 1967 by english actor simon prebble. Details: Item model number: NT022 Features: These little steel balls will keep you entertained all day The back and forth motion is a soothing experience you’ll enjoy day after day, learn about the conservation of momentum and energy Desktop display version of Newton’s cradle performing based on Newton’s Law Balls are made of stainless steel. Size Approx: L5.3″ x W4.5″ x H5.5″ Conservation of Momentum and Kinetic Energy Return Policy Customer’s satisfaction is always our first priority. We will accept returns or exchange within 30 days of arrival. Returning non-defective item(s) is subject to a 15% restocking fee. We are not responsible for return shipping. All shipping charges are non-refundable. Returns and exchanges must be authorized by email. Shipping & Handling We are US seller, all items are in stock in the USA and ship to our customers as soon as possible. Commitment We are committed to making sure that you leave this transaction satisfied. That means having access to real people that get your questions and concerns answered quickly. Give us a shot and we will make sure that you will look to us again!