Aluminum Tuning Forks, Set Of 8, Includes: (8) Tuning Forks, Best Quality Nickel-Plated, Plain Shanks, With Frequency Marked, C (256), D (288), E (320), F (341), G (384), A (426), B (480), C (512). Set Supplied In Wooden Case.
Inclined Plane - Aluminium, Includes: (1) Inclined Plane, This New Inclined Plane Has A Solid Aluminum Construction, Comprisesof A Pulley Which Can Be Adjusted. The Length Of The Plane Is 480 X 70 mm Approx. And Has A Protractor For Angle Measurements
VWR* Visual Scientifics Photogate Sensor, Four Modes: Gate, Pulse, Pendulum, Frequency, also Works with VISUAL SCIENTIFICS and numerous physical science systems, This kit contains: 2 Photogates, 2Connecting wires, Main photogate hub and control, Wall charger
Double Cone & Plane, Defy Gravity As Cone Appears To Roll Upward. This Visual Demonstrator Of The Center Of Gravity Has A Wooden Frame With Diverging Rails And A Double-Ended Cone. The Cone Appears To Roll Up Actually The Center Of Mass Is Moving Down.