Thermodynamics > Kinetic Theory  DCS# 4D30.40
MERCURY KINETIC THEORY TUBE
 mercury tube
APPARATUS
mercury kinetic theory tube
 202-11-D4
butane burner and striker
 202-11-A
video camera 202-09-D
 
DESCRIPTION
The otherwise evacuated tube contains mercury and crushed glass.  When the mercury boils, the mercury vapor collides with particles of glass that bounce around the tube in a manner similar to gas molecules.