Electrolysis Electrode, Material: Platinum, Sealed in glass tubes inserted securely in a rubber stopper, Fit standard electrolysis tubes, It has a rubber stopper No.1 with 18 gauge copper wire, Diameter: 0.75 cm, Length: 8.89 cm
Go* motion detector that connects directly to a computers USB port-eliminating the need for an additional data-collection interface, teacher package, used to collect position, velocity and acceleration data of moving objects