Description
sized for acceleration
Acrylic bell-in-vacuum jar with an internal 4-6V DC electric bell that fades and falls silent as the enclosed air is removed
Hand-cranked to convert mechanical work into electrostatic energy
2m measuring tape
relating photon frequency to the kinetic energy of emitted electrons for quantum physics investigations
Electroscope Needle Light & Optics_Reflection & Refraction sized for accelerationPivoted needle style electroscope that swings on its axis when a charge is applied, providing an introductory tool for studies of induction, transfer, and the triboelectric series.
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
