Hb-3 Ball And Ring (1)
Published: Monday 13 March 2006 - Updated: Monday 28 March 2011
To demonstrate thermal expansion.
- Ball and ring apparatus
- Bunsen burner
Click on pictures to enlarge.
The apparatus consists of a ball and ring constructed so that at room temperature the ball just passes through the ring. On heating the ball in the bunsen flame, expansion is demonstrated by the ball being unable to pass through the ring.