Classic Metal Newton Pendulum Experiment Wear-Resistant Newton Cradle for High School Physics

Description: With solid steel ball design the product has good drape. With Newton s cradle design you can see how the law of conservation of energy works. Made of high quality metal and ABS material.It is durable and waterproof. There are 3 sizes you can choose from:Small Medium Large. It is suitable for physics science children teaching room decoration etc. Item Name: Newton Pendulum Material:Plastic Metal Size: S: 9cmx8.5cmx7cm/3.54inx3.35inx2.76in M: 13.5cmx13.5cmx11.5cm/5.31inx5.31inx4.53in L: 18cmx18cmx15cm/7.09inx7.09inx5.91in Notes: Due to the light and screen setting difference the item s color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 X Newton Pendulum