US$ 59.99
freefall times
and 500mm focal lengths for comparative refraction experiments
1100-turn copper coil on a bobbin sized for a double C-core
verifying vector-addition rules in introductory mechanics units
Moment of Inertia Disc on Magnetic Base Handle Type_Wood freefall times6. 5 inch plastic moment of inertia disc on a magnetic base ball bearing, perforated at 1cm intervals along 12 axes with six moveable pins for torque and rotational energy investigations.