3D Plant Cell Division (Meiosis) Model, 24 x 18", Hand-Painted Size_Small Rolled-rim parallel-sided copper calorimeter at

Rolled-rim parallel-sided copper calorimeter at 4 inches tall by 2

both striking the ground together

Eleven-ohm 5A air-cooled rheostat with constantan winding on a 300x44mm vitreous-enameled steel tube and a slide-bar carriage carrying a phosphor-bronze contact

5cm coil diameter on a 5cm closed-length helix

letting students vary the moment arm distances on either side and find the balance point for any combination of masses

3D Plant Cell Division (Meiosis) Model, 24 x 18", Hand-Painted Size_Small Rolled-rim parallel-sided copper calorimeter atThree dimensional plant meiosis model traces chromosome pairing, crossing over, and reduction division through successive hand painted stages on a mounted base.