10 Pack Tornado In A Bottle Plastic Vortex Water Connector For Scientific Experiments Five Colors Durable Reusable Easy To Use Kit For Classroom Demos Or Home Lab Projects With 47 mm Length 28 mm Inner Diameter And 32 mm Outer Diameter
✔️ 47 mm (1.85"), 28 mm (1.10"), 32 mm (1.26") - 10 pcs
These color-rich tornado bottle connectors are plastic adapters you link between two bottles to make a rotating water vortex. They're perfect for classroom demos, science fairs, and home labs to explore fluid dynamics and energy transfer.
✅ Size: 47 mm long; 28 mm inner diameter; 32 mm outer diameter; fits common bottle necks.
✅ Material: Durable plastic with a colored stripe on the surface for easy rotation; reusable.
✅ Pack: 10 pieces total; 2 blue, 2 red, 2 yellow, 2 purple, 2 green.
✅ How to use: Connect two bottles; fill one with ~2/3 water and the other empty; shake 3-5 times to start a rotating vortex.
💡 What is a tornado bottle connector used for in visualizing vortex dynamics in a two-bottle fluid system? This handy device helps learners see how energy and momentum move between containers.
- tornado vortex demonstration in two bottles
- lessons on angular momentum and energy exchange in fluids
- ideal for home labs and classroom demos