Finding Center of Gravity – 1J10.00

Map of State – 1J10.10


  • Hang map of your state on a peg through the desired hole.
  • Hand a plumb bobbin front.
  • Mark plump line with marker.
  • Repeat with other holes.
  • Where the lines cross is the center of gravity.

Location: Jacobs B122 – Shelf 259

Fingers Find Center of Gravity – 1J10.20


  • Hold a 2m meter-stick horizontally, with one finger under each end.
  • As the fingers slowly draw together, the meter stick slides so as to remain balanced.
  • Try different starting points or add a small mass to one end of the stick.

Location: Jacobs B122 – Shelf 171