- Holder for 2 neodymium magnets with 2 small metal beads
- metal funnel (closed off)
- foam insulator
- liquid nitrogen
- Optional: video camera and monitor (to show to class)
- Set up as shown.
- Fill funnel 1/4 full with liquid nitrogen.
- As oxygen condenses on outside of funnel it will drip down between the two magnets.
- Observe magnetic attraction of the oxygen as shown in the diagram