Flash Science: Bubbles on CO2 By Posted June 12, 2015 In Flash Science, Shopcasts and Videos Flash Science: Bubbles on CO22015-06-122024-05-29Little Shop of Physics | CSUhttps://www.lsop.colostate.edu/wp-content/uploads/sites/6/2015/06/Bubbles-on-dry-ice.png200px200px Bubbles will float on a dense layer of cold carbon dioxide. Parts Needed 1 Bubble blower 1 Fish tank Dry ice