4D50.15 Beads in a Container

Concepts

Kinetic theory of matter, diffusion

Overview

A large petri dish containing multiple clear and orange beads that are initially separated is shaken. Both the clear and orange beads become uniformly distributed throughout the container.

Details

Equipment

  • [1] Large petri dish
  • Many clear and orange beads

Classroom Assembly

  1. Place the clear beads on one side of the petri dish and the orange beads on the other side. Remove some beads if desired.
  2. Close the lid of the petri dish.

Script

  1. Shake the petri dish.

 

Additional Resources

References

  • PIRA 4D50.15

Disclaimer

  • Don't attempt this at home!

Last revised

  • 2017

Technicals

Related AV

Related demos

 

If you have any questions about the demos or notes you would like to add to this page, contact Ricky Chu at ricky_chu AT sfu DOT ca.