1M20.36 - Work of a Screw

Set up the apparatus as shown. By applying pressure with the screw jacks you can break the boards.
Code Number:
Demo Title:
Work of a Screw
Work and Power
Area of Study:
Two Screw Jacks and handles, Jack Stand, Wooden Blocks.

Set up the apparatus as shown. By applying pressure with the screw jacks you can break the boards.

  • Thomas B. Greenslade Jr., "Riffs on the Inclined Plane", TPT, Vol. 61, #9, Dec. 2023, p. 759.
  • Ole Anton Haugland, "Students Learning Physics While Lifting Themselves: A Simple Analysis of a Scissors Jack", TPT, Vol. 55, #2, February 2017, p. 94-95.
  • Edwin F. Meyer III, "A Simple Machine in Action", TPT, Vol. 33, # 1, Jan. 1995, p. 28.
  • Lora Wilhite, "Good Lessons from Simple Machines", TPT, Vol. 16, # 9, Dec. 1978, p. 645.
  • Thomas B. Greenslade, Jr., "Photo - Inclined Plane Model", AJP, Vol. 77, # 7, July 2009, p. 609.
  • Borislaw Bilash II, “Turning, Turning, Turning“, A Demo A Day – A Year of Physical Science Demonstrations, p. 258.

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