I1-12: THERMAL EXPANSION - BALL AND RING

ID Code: I1-12
Purpose: Demonstrate thermal expansion.
Description: When both ball and ring are at room temperature, the ball fits through the ring. If only the ball is heated, it expands so that it will not fit through the ring.
Availability: Available

See the Physics Question of the Week for 9/1/2014 for an example of how this demonstration can be used in class interaction and discussion: lecdem.physics.umd.edu/question-of-the-week-archive.html