The lack of a vertex in the collision of pucks on an air table is explained by the fact that pucks are extended bodies that exert frictional forces on one another. Issues of linear momentum, angular momentum, and energy are discussed.
This content is only available via PDF.
© 2000 American Association of Physics Teachers.
2000
American Association of Physics Teachers
AAPT members receive access to The Physics Teacher and the American Journal of Physics as a member benefit. To learn more about this member benefit and becoming an AAPT member, visit the Joining AAPT page.