Mechanics > Newton's Laws > Inertia DCS# 1F20.40

BROOMSTICK AND WINE GLASSES

broomstick demo

APPARATUS
5/8" x 4' wooden dowel 202-14-B
two wine glasses 202-14-C
metal rod 202-03-E
pins  202-14-C

DESCRIPTION
A broomstick is supported on the rims of two wine glasses by the pins inserted in each end.  When struck with the metal rod, broomstick should break and fall without disturbing the wine glasses.

 NOTES
 
Hammer pins into ends of dowel, then remove heads with wire cutters.

Practice with pop cans.

REFERENCE

 TPT 31, 230 (1993).