Description
Plated spring arm with press knob and a single contact stud
demonstrating conservation of momentum and energy through ball-to-ball collisions
Two-speed ticker timer kit printing 25 or 40 dots per second on paper tape via carbon discs
Two pith balls suspended on unspun silk from a brass pillar
Adjustable locking hook positions items 110 mm from the support rod on this suspension clamp
Sodium Chloride (NaCl) Crystal Lattice Model Kit Waves & Oscillation_Wave Motion Plated spring arm with pressSodium chloride lattice kit with 27 color coded gray and green atoms plus 54 connectors for building the full cubic NaCl crystal structure in three dimensions.
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
