Thermodynamics > Thermal Expansion
DCS# 4A30.20
BALL AND RING
APPARATUS
ball and ring
202-11-E2
butane burner and striker
202-11-B
DESCRIPTION
If the ball and ring are at the same temperature, the ball can pass through the ring. After being heated, the ball can't fit through the ring. Heat the ring and the ball can once again pass through it.
