Description

5 newtons for measuring small forces during spring-law and tension-force classroom investigations

revealing cornea

Pairing a hinged-mirror ray box with lenses

375-inch base

Pairs 50mm of aperture with a 200mm focal length on a convex glass surface

3/4" Plastic Marbles, 5-Pack Lab Supplies_Classroom 5 newtons for measuring smallFive 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.

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3/4" Plastic Marbles, 5-Pack Lab Supplies_Classroom 5 newtons for measuring small

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