PIRA Class: 1D55.12
Purpose:
To observe the direction of velocity for an object in uniform circular motion.
Description:
A marble is rolled around a paper plate in which a "slice" has been removed. Students predict where a marble will go when it reaches the "pie slice" opening in the plate.
Roll marble around the inside rim of a sturdy paper plate. Discuss the motion of the marble and any forces acting on the marble.
Remove pie slice and observe direction of marble.
PEDAGOGY: Lay out butcher paper or use chalk on the table to mark student predictions before removing the pie slice.
Equipment:
Sturdy paper plate with removable pie slice and a marble
Location:
Shelf 113