Description
ten per pack
75-inch aluminum-and-steel frame for mass-comparison work
and zinc supports density and specific-heat work
Pairs 50mm of aperture with a 200mm focal length on a convex glass surface
5 newtons for measuring small forces during spring-law and tension-force classroom investigations
3/4" Plastic Marbles, 5-Pack Lab Supplies_Classroom ten per packFive pack of 3 4 inch plastic marbles, providing lightweight projectiles for collision and ramp experiments where steel or glass would carry too much momentum or break on impact.
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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