1D55.10 Broken Ring Bowling

Concepts

Newton's first law

Overview

A small ball bearing moves in a circle inside a broken ring, eventually reaching the break and continuing in a straight line towards one of several miniature bowling pins.

Details

Equipment

  • [1] Broken ring
  • [1] Ball bearing
  • [5] Miniature bowling pin
  • [1] Level
  • [1] Set of shims
  • [1] Document camera or overhead projector

Classroom Assembly

  1. Place the broken ring apparatus under a document camera or on a projector.
  2. Use the shims and thumbscrews to level the apparatus.
  3. Test the levelling by dropping a ball onto the Plexiglas.
  4. Remove the ring cover.
  5. Launch the ring a couple of times to see where it ends up.
  6. Place one of the bowling pins there. Place the other pins as possible other choices in a multiple choice question.

Script

  1. Make students guess which pin will be hit.
  2. Launch the ball.

 

Additional Resources

References

  • PIRA 1D55.10

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.