PIRA: 2B40.10


  • Coke
  • Diet coke
  • large clear tank of water


  1. Fill large tank with water.
  2. Place the Coke in and watch it sink.
  3. Place the diet Coke in and watch it float.
  4.   The sugar in the regular Coke is denser than the artificial sweetener in the diet Coke.