For demonstrating the floating, sinking and rising of a body in water. Plastic tube, transparent, with fine opening. The diver floats in a glass cylinder filled with water and can be moved downwards and upwards by pressing on the sealing plug. The change in pressure can be clearly seen by the visible water level in the tube.
Technical data
Diver length: 40 mm
Technical data
Diver length: 40 mm
Caractéristiques
- 44320/CVK