Description
a 12V/21W lamp house
and classroom precision measurement
Six replacement gold leaves cut to fit the standard gold-leaf electroscope
Two pith balls suspended on unspun silk from a brass pillar
Designed for strong divergence demos
Circular Perspex Block for Refraction Science at Home_Earth Science a 12V/21W lamp houseRound perspex refraction block, the curved face geometry letting beams enter along any radius for clean Snell's law angle work in ray box and refraction setups.
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
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