US$ 38.99
and flask necks from 8 to 30 mm in diameter
2000ml Capacity
covering both pulleys when the originals wear out together
water vascular system
15 pieces Suspect 1: Thread Evidence
Alpha Scattering Apparatus Material_LDPE and flask necks from 8Demonstrates Rutherford scattering using a gravitational analogue of inverse square repulsion, rolling steel balls from a ramp across a curved aluminum hill to model alpha particle deflection.
US$ 38.99
US$ 44.90
US$ 15.75
US$ 16.90
US$ 38.99
US$ 48.99
US$ 48.99
US$ 32.90
US$ 54.00