US$ 100.00
this insulated wire keeps polarity color-coded across short branches in 4mm-socket student circuits
exposing the longitudinal and transverse components of wave motion mechanically
Collisions kit with a 48-inch track
used to study Snell's law
Double Extra Dense Flint Glass Prism, 1.25", R=1.71-1.74 Prong_3 this insulated wire keeps polarityDouble extra dense flint glass prism at 1. 25 inch sides with refractive index between 1. 71 and 1. 74, the heaviest leaded flint giving the strongest dispersion in the comparison kit.
US$ 100.00
US$ 35.00
US$ 915.00
US$ 3540.00