Description
Corrosion-resistant and sized for hand-held use
demonstrating that sound requires a medium to propagate
supplying clean low-voltage current to introductory electronics
25-inch frame with draining pins for post-wash inversion and drying
Range 10Hz to 300Hz/sec
3-Piece Pendulum Bob Set with Hooks (Brass, Copper, Iron), 25mm Entomology & Zoology_Zoology Models Corrosion-resistant and sized for hand-heldThree bob pendulum set with 1 inch brass, copper, and iron bobs, each with a removable threaded hook for mass and density comparison in pendulum period investigations.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
