Clay and Coat Hanger Demo
-> Mr. Stanbrough ->
Physics -> Mechanics
-> Newton's Laws ->
Newton's First Law -> this page
To demonstrate the "objects at rest" part of Newton's First Law
coat hanger and 2 lumps of clay (large)
- Bend the coat hanger into an "M" shape, and put a lump of clay
on the 2 outside arms.
- The middle of the "M" rests on your head.
- Show that you can put the other lump toward the front by
turning your head - the lumps remain at rest.
source: Hewitt, Conceptual Physics Teaching Guide, p.
last update November 7, 2007 by JL