Description
Sliding-rail aluminum bench with 1
sized for acceleration
varying length isolating density as the single variable across materials
Studies oblique collisions between steel balls on a flat surface
Bell in Vacuum Jar, Acrylic, 4-6V DC Pack Size_100 Sliding-rail aluminum bench with 1Acrylic bell in vacuum jar with an internal 4 6V DC electric bell that fades and falls silent as the enclosed air is removed, visualizing sound transmission dependence on a medium.
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
